Free 3D Assemblies

2199 3D parts with Assembly · Clear all

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  2-cell 18650 holder

  2-cell 18650 holder, modeled from published dimensions. Overall 42 x 76 x 16 mm. Key dimensions: cells 2; cell diameter clearance 19 mm; contact spacing nominal 67.6 mm. Cell envelope uses Molicel P28A maximum diameter 18.6 mm and height 65.2 mm. Terminal shapes and wrap are original simplified details; no manufacturer markings are copied. Holder and pack geometry are original nominal library designs. Series tabs illustrate alternating cell orientation. Protection, electrical insulation stack, wiring and enclosure integration are not an engineered battery system; this model makes no capacity or electrical performance claim. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  376 KBDetails & download
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  1-cell 18650 holder

  1-cell 18650 holder, modeled from published dimensions. Overall 22 x 76 x 16 mm. Key dimensions: cells 1; cell diameter clearance 19 mm; contact spacing nominal 67.6 mm. Cell envelope uses Molicel P28A maximum diameter 18.6 mm and height 65.2 mm. Terminal shapes and wrap are original simplified details; no manufacturer markings are copied. Holder and pack geometry are original nominal library designs. Series tabs illustrate alternating cell orientation. Protection, electrical insulation stack, wiring and enclosure integration are not an engineered battery system; this model makes no capacity or electrical performance claim. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  169 KBDetails & download
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  4S 18650 pack layout

  4S 18650 pack layout, modeled from published dimensions. Overall 80 x 21.5 x 65.6 mm. Key dimensions: series cells 4; cell pitch 19.5 mm. Cell envelope uses Molicel P28A maximum diameter 18.6 mm and height 65.2 mm. Terminal shapes and wrap are original simplified details; no manufacturer markings are copied. Holder and pack geometry are original nominal library designs. Series tabs illustrate alternating cell orientation. Protection, electrical insulation stack, wiring and enclosure integration are not an engineered battery system; this model makes no capacity or electrical performance claim. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  272 KBDetails & download
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  2S 18650 pack layout

  2S 18650 pack layout, modeled from published dimensions. Overall 41 x 21.5 x 65.4 mm. Key dimensions: series cells 2; cell pitch 19.5 mm. Cell envelope uses Molicel P28A maximum diameter 18.6 mm and height 65.2 mm. Terminal shapes and wrap are original simplified details; no manufacturer markings are copied. Holder and pack geometry are original nominal library designs. Series tabs illustrate alternating cell orientation. Protection, electrical insulation stack, wiring and enclosure integration are not an engineered battery system; this model makes no capacity or electrical performance claim. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  161 KBDetails & download
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  ESP8266 D1 mini V3 layout

  ESP8266 D1 mini V3 layout, modeled from published dimensions. Overall 25.6 x 35.2 x 13.4 mm. Key dimensions: header pitch 2.5 mm; header first y 6.9 mm; pins 16. Original reconstructed layout. ESP32 board envelope and header grid follow Espressif drawing; RF module is 18 x 25.5 x 3.1 mm. Antenna keepout is not exported as a physical part. Connector and small component detail is representative. D1 mini board envelope follows WEMOS 34.2 x 25.6 mm specification. Its 22.86 mm header-row spacing, centered 2.54 mm grid and component heights are explicit nominal library choices, not dimensioned in that source. No electrical/RF simulation or guaranteed connector fit. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  977 KBDetails & download
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  ESP32 DevKitC V4 layout

  ESP32 DevKitC V4 layout, modeled from published dimensions. Overall 27.9 x 49.5 x 13.7 mm. Key dimensions: header pitch 2.5 mm; header first y 1.3 mm; pins 38. Original reconstructed layout. ESP32 board envelope and header grid follow Espressif drawing; RF module is 18 x 25.5 x 3.1 mm. Antenna keepout is not exported as a physical part. Connector and small component detail is representative. D1 mini board envelope follows WEMOS 34.2 x 25.6 mm specification. Its 22.86 mm header-row spacing, centered 2.54 mm grid and component heights are explicit nominal library choices, not dimensioned in that source. No electrical/RF simulation or guaranteed connector fit. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  1.8 MBDetails & download
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  Raspberry Pi 5 Model B layout

  Raspberry Pi 5 Model B layout, modeled from published dimensions. Overall 89.5 x 57.3 x 20.6 mm. Key dimensions: corner radius 3 mm; gpio pitch 2.5 mm; gpio row spacing 2.5 mm. PCB outline, four mounting holes, GPIO grid and dimensioned port centerlines follow the official mechanical drawing. Geometry is an original reconstruction; connector depths, small component footprints, SD housing, shell gauges and PCB thickness are nominal where undimensioned. No copper routing or electrical behavior is supplied. The Pi 5 reference explicitly describes approximate dimensions for reference, not production. Check a physical board for final enclosure clearances; modeled connector internal details are visual representations. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  3.6 MBDetails & download
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  Raspberry Pi 4 Model B layout

  Raspberry Pi 4 Model B layout, modeled from published dimensions. Overall 88 x 58.5 x 20.6 mm. Key dimensions: corner radius 3 mm; gpio pitch 2.5 mm; gpio row spacing 2.5 mm. PCB outline, four mounting holes, GPIO grid and dimensioned port centerlines follow the official mechanical drawing. Geometry is an original reconstruction; connector depths, small component footprints, SD housing, shell gauges and PCB thickness are nominal where undimensioned. No copper routing or electrical behavior is supplied. The Pi 5 reference explicitly describes approximate dimensions for reference, not production. Check a physical board for final enclosure clearances; modeled connector internal details are visual representations. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  3.5 MBDetails & download
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  Turbofan quarter cutaway

  Turbofan quarter cutaway, modeled from published dimensions. Overall 1.6 x 3.1 x 1.6 m. Key dimensions: fan blades 20; compressor rotor rows 7; turbine rotor rows 4; nacelle max diameter 1600 mm; overall axial length 3070 mm; cutaway degrees 90. Original unbranded dimensioned concept following the basic fan/compressor/combustor/turbine/nozzle arrangement described by NASA. Editable component groups include 20 fan blades, seven compressor rotor rows, a perforated liner and four turbine rows. Blade sections, stage count, shaft and proportions are original visualization choices. Stator rows, separate concentric spools, bearings, mounts, fuel plumbing and controls are omitted. It is not a production engine, aerodynamic/thermal simulation or thrust-rated design. glTF binary (GLB) mesh with materials, modeled in meters at real-world scale. Export to other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  3.3 MBDetails & download
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  Turbofan exterior assembly

  Turbofan exterior assembly, modeled from published dimensions. Overall 1.6 x 3.1 x 1.6 m. Key dimensions: fan blades 20; compressor rotor rows 7; turbine rotor rows 4; nacelle max diameter 1600 mm; overall axial length 3070 mm; cutaway degrees 0. Original unbranded dimensioned concept following the basic fan/compressor/combustor/turbine/nozzle arrangement described by NASA. Editable component groups include 20 fan blades, seven compressor rotor rows, a perforated liner and four turbine rows. Blade sections, stage count, shaft and proportions are original visualization choices. Stator rows, separate concentric spools, bearings, mounts, fuel plumbing and controls are omitted. It is not a production engine, aerodynamic/thermal simulation or thrust-rated design. glTF binary (GLB) mesh with materials, modeled in meters at real-world scale. Export to other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  4.9 MBDetails & download
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  Unbranded V8 engine assembly

  Unbranded V8 engine assembly, modeled from published dimensions. Overall 683.9 x 600 x 400 mm. Key dimensions: cylinders 8; bank angle deg 90; bore diameter 80 mm; cylinder pitch 100 mm; crank axis height 150 mm; block length 450 mm. Original dimensioned V8 exterior assembly with eight cylinder barrels, two heads and ribbed valve covers, intake runners/plenum, two four-branch exhaust manifolds, oil pan/filter, flywheel and front accessories. This is an unbranded packaging and visualization design. Internal crank throws, pistons, rods, valves, timing drive, wiring and coolant passages are omitted; shaft, throttle and accessory internals are simplified. No engine displacement, performance or production-fit claim is made. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  9.6 MBDetails & download
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  Six-axis industrial robot with gripper

  Six-axis industrial robot with gripper, modeled from published dimensions. Overall 953.4 x 365 x 904.3 mm. Key dimensions: rotary axes 6; base diameter 320 mm; base mount PCD 260 mm; base hole diameter 14.4 mm; upper arm pivot length 406.1 mm; forearm pivot length 345.4 mm; gripper opening 38 mm. Original unbranded six-axis robot layout with mounting base, yaw fork, upper arm, offset forearm, roll/pitch/roll wrist and parallel gripper. Six joint origins and directions are included in parameters.json; named CAD/Blender components remain editable. Shown in one static pose with geometric assembly clearance. Motor windings, reducers, cabling, encoders and controller are omitted. This is a dimensioned layout design, not a manufacturer robot, load-rated mechanism or automatically constrained motion rig. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  684 KBDetails & download
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  ANSI #40 10-pitch chain segment

  ANSI #40 10-pitch chain segment, modeled from published dimensions. Overall 139 x 12 x 14.3 mm. Key dimensions: chain size 40; pitch 12.7 mm; roller or bush diameter 7.9 mm; inner width 8 mm; pin diameter 4 mm; plate thickness 1.5 mm. Chain pitch, roller/bush diameter and inner width follow Tsubaki published ANSI dimensions. Number 25 is a bush chain, with no independent roller; the pictured sleeve represents the bush. Original sprocket blanks use chordal pitch-circle geometry and circular roller seats with 0.08 mm radial clearance. Tooth-tip/flank entry contours and chain plate waists are simplified; this is an installation/layout model, not a production hob profile or rated drive. Pins, sleeves and alternating plates remain separately editable. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  679 KBDetails & download
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  ANSI #25 10-pitch chain segment

  ANSI #25 10-pitch chain segment, modeled from published dimensions. Overall 69.3 x 5.8 x 6.5 mm. Key dimensions: chain size 25; pitch 6.4 mm; roller or bush diameter 3.3 mm; inner width 3.2 mm; pin diameter 2.3 mm; plate thickness 0.8 mm. Chain pitch, roller/bush diameter and inner width follow Tsubaki published ANSI dimensions. Number 25 is a bush chain, with no independent roller; the pictured sleeve represents the bush. Original sprocket blanks use chordal pitch-circle geometry and circular roller seats with 0.08 mm radial clearance. Tooth-tip/flank entry contours and chain plate waists are simplified; this is an installation/layout model, not a production hob profile or rated drive. Pins, sleeves and alternating plates remain separately editable. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  682 KBDetails & download
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  Three-planet 4:1 gearbox open assembly

  Three-planet 4:1 gearbox open assembly, modeled from published dimensions. Overall 108 x 108 x 31.5 mm. Key dimensions: module 1.5 mm; pressure angle deg 20; sun teeth 18; planet teeth 18; ring teeth 54; planet count 3; planet center radius 27 mm; ratio ring fixed 4; gear face width 12 mm; sun bore 8 mm; planet bore 6 mm; case mount PCD 100 mm; case mount holes 5.2 mm. Original three-planet arrangement: 18-tooth sun, three 18-tooth planets, internal 54-tooth ring. Ring fixed gives 4:1 sun-to-carrier reduction. Three equally spaced planets satisfy (18+54)/3 = 24 for assembly phasing. Spline-fitted 20-degree involutes and selected backlash. Case, carrier, pins, washers and gears are separate solids; the lower housing clears the rotating carrier. Bearing races, seals, fasteners and lubrication are omitted. No load rating or manufacturing gear class is claimed. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  6.1 MBDetails & download
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  Three-planet 4:1 gearbox with cover

  Three-planet 4:1 gearbox with cover, modeled from published dimensions. Overall 108 x 108 x 36 mm. Key dimensions: module 1.5 mm; pressure angle deg 20; sun teeth 18; planet teeth 18; ring teeth 54; planet count 3; planet center radius 27 mm; ratio ring fixed 4; gear face width 12 mm; sun bore 8 mm; planet bore 6 mm; case mount PCD 100 mm; case mount holes 5.2 mm. Original three-planet arrangement: 18-tooth sun, three 18-tooth planets, internal 54-tooth ring. Ring fixed gives 4:1 sun-to-carrier reduction. Three equally spaced planets satisfy (18+54)/3 = 24 for assembly phasing. Spline-fitted 20-degree involutes and selected backlash. Case, carrier, pins, washers and gears are separate solids; the lower housing clears the rotating carrier. Bearing races, seals, fasteners and lubrication are omitted. No load rating or manufacturing gear class is claimed. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  6.2 MBDetails & download
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  Module 1.5 worm and 40-tooth wheel

  Module 1.5 worm and 40-tooth wheel, modeled from published dimensions. Overall 63 x 78 x 20 mm. Key dimensions: axial module 1.5 mm; axial pressure angle deg 20; worm starts 1; wheel teeth 40; ratio 40; worm pitch diameter 15 mm; wheel pitch diameter 60 mm; center distance 37.5 mm; worm lead 4.7 mm; wheel face width 12 mm; wheel bore 10 mm; worm shaft diameter 10 mm; envelope phases 721; envelope axial sections 13; hob clearance 0.2 mm. Original 40:1 crossed-axis worm assembly. Forty throated helical wheel teeth are lofted from a numerical envelope of a trapezoidal worm hob at 721 synchronized poses over eight revolutions. Thirteen axial sections and 49 radial samples per tooth define the editable CAD approximation. Selected 0.20 mm tool clearance plus 0.025 mm radial interpolation relief. Finite sampling, spline interpolation, roots and end runouts are simplified; this is a layout model, not a manufacturing hobbing master. Lubrication, loads, efficiency and self-locking are not simulated. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  12.1 MBDetails & download
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  Module 2 straight bevel pair, 1:1

  Module 2 straight bevel pair, 1:1, modeled from published dimensions. Overall 49.6 x 44 x 49.4 mm. Key dimensions: module outer 2 mm; ratio 1; shaft angle deg 90; pitch cone angle deg 45; outer pitch diameter 40 mm; outer cone distance 28.3 mm; axial tooth span 7 mm; bore 8 mm; mount offset 0.6 mm. Original layout pair with 45-degree pitch cones and 20-tooth conically scaled involute end sections. This straight loft approximates the bevel tooth shape; it is not a generated spherical involute/octoid or a manufacturing master. Both gears have a 0.6 mm outward mounting offset for static mesh clearance. Original hubs and bores; no conjugate rolling accuracy, backlash class or load capacity is claimed. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  2.4 MBDetails & download
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  Module 2 spur pair, 20:40 teeth

  Module 2 spur pair, 20:40 teeth, modeled from published dimensions. Overall 123.9 x 83.8 x 18 mm. Key dimensions: module 2 mm; pressure angle deg 20; center distance 60 mm; ratio 2; face width 12 mm; nominal pitch backlash 0.2 mm. Original matching 2:1 spur pair at the standard center distance. Both gears use the same 20-degree involute recipe as the individual variants; the 40-tooth wheel is rotated 4.5 degrees into mesh. Static CAD assembly with selected 0.08 times module total pitch-circle backlash. Sharp simplified roots, spline-approximated flanks and original hubs/bore choices are not a manufacturing or load-rated gear specification. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  3.2 MBDetails & download
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  Module 1 spur pair, 20:40 teeth

  Module 1 spur pair, 20:40 teeth, modeled from published dimensions. Overall 62 x 41.9 x 11 mm. Key dimensions: module 1 mm; pressure angle deg 20; center distance 30 mm; ratio 2; face width 8 mm; nominal pitch backlash 0.1 mm. Original matching 2:1 spur pair at the standard center distance. Both gears use the same 20-degree involute recipe as the individual variants; the 40-tooth wheel is rotated 4.5 degrees into mesh. Static CAD assembly with selected 0.08 times module total pitch-circle backlash. Sharp simplified roots, spline-approximated flanks and original hubs/bore choices are not a manufacturing or load-rated gear specification. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  3.2 MBDetails & download
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  Tr8x8(P2) lead screw and anti-backlash nut

  Tr8x8(P2) lead screw and anti-backlash nut, modeled from published dimensions. Overall 22 x 22 x 100 mm. Key dimensions: major diameter 8 mm; pitch 2 mm; lead 8 mm; starts 4; included thread angle deg 30; external minor diameter 5.5 mm; screw length 100 mm; nut flange diameter 22 mm; nut mount PCD 16 mm; nut mount hole 3.3 mm; mode assembly. Original nominal Tr8x8(P2) right-hand geometry: four starts, 2 mm axial pitch and 8 mm advance per revolution. 30-degree trapezoid, simplified square end runouts and sharp roots. Original two-piece brass nut with compression spring and two anti-rotation guide pins. Selected radial/flank clearance is 0.10 mm; the spring is shown in a nominal assembly state, without force or friction simulation. No vendor mounting pattern, thread tolerance class or zero-backlash performance is claimed. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  3.4 MBDetails & download
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  MGN15H carriage on 310 mm rail

  MGN15H carriage on 310 mm rail, modeled from published dimensions. Overall 32 x 310 x 16 mm. Key dimensions: reference MGN15H; rail length 310 mm; rail width 15 mm; rail height 10 mm; assembled height 16 mm; carriage width 32 mm; carriage length 58.8 mm; steel body length 43.4 mm; mount tap M3; mount depth 4 mm; rail hole pitch 40 mm; rail end hole offset 15 mm; rail through hole 3.5 mm; rail counterbore 6 mm; rail counterbore depth 4.5 mm. MGN-C/H dimensions follow HIWIN catalog G99TE23-2309, printed page 89. Rail cut length is selected; MGN12 uses symmetric 12.5 mm end offsets at 25 mm pitch. MGN15 uses the published 15 mm end offset. Rail race relief, carriage internal cavity and end-cover shapes are reconstructed. Recirculating balls and grease nipple are omitted. M3 taps are nominal cylindrical envelopes; no running clearance, preload or load performance is simulated. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  485 KBDetails & download
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  MGN15C carriage on 310 mm rail

  MGN15C carriage on 310 mm rail, modeled from published dimensions. Overall 32 x 310 x 16 mm. Key dimensions: reference MGN15C; rail length 310 mm; rail width 15 mm; rail height 10 mm; assembled height 16 mm; carriage width 32 mm; carriage length 42.1 mm; steel body length 26.7 mm; mount tap M3; mount depth 4 mm; rail hole pitch 40 mm; rail end hole offset 15 mm; rail through hole 3.5 mm; rail counterbore 6 mm; rail counterbore depth 4.5 mm. MGN-C/H dimensions follow HIWIN catalog G99TE23-2309, printed page 89. Rail cut length is selected; MGN12 uses symmetric 12.5 mm end offsets at 25 mm pitch. MGN15 uses the published 15 mm end offset. Rail race relief, carriage internal cavity and end-cover shapes are reconstructed. Recirculating balls and grease nipple are omitted. M3 taps are nominal cylindrical envelopes; no running clearance, preload or load performance is simulated. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  485 KBDetails & download
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  MGN12H carriage on 300 mm rail

  MGN12H carriage on 300 mm rail, modeled from published dimensions. Overall 27 x 300 x 13 mm. Key dimensions: reference MGN12H; rail length 300 mm; rail width 12 mm; rail height 8 mm; assembled height 13 mm; carriage width 27 mm; carriage length 45.4 mm; steel body length 32.4 mm; mount tap M3; mount depth 3.5 mm; rail hole pitch 25 mm; rail end hole offset 12.5 mm; rail through hole 3.5 mm; rail counterbore 6 mm; rail counterbore depth 4.5 mm. MGN-C/H dimensions follow HIWIN catalog G99TE23-2309, printed page 89. Rail cut length is selected; MGN12 uses symmetric 12.5 mm end offsets at 25 mm pitch. MGN15 uses the published 15 mm end offset. Rail race relief, carriage internal cavity and end-cover shapes are reconstructed. Recirculating balls and grease nipple are omitted. M3 taps are nominal cylindrical envelopes; no running clearance, preload or load performance is simulated. Exact solid STEP geometry in millimeters, opens in any CAD system. Export to STL, OBJ, GLB and other formats from the viewer. Nominal dimensions for layout, fit checks and visualization; they do not establish a manufacturing tolerance class, load rating or standards certification. Original Innerscene model, released CC0.

  524 KBDetails & download

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