BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Motor Bogie

Assembly

Powered bogie: frame, two traction motors, geared wheelsets, air-spring secondary and coil primary suspension, disc brakes. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Motor Bogie parts and their functions

6 top-level parts · 102 parts in total · full bill of materials below
Motor Bogie parts diagram: 1 bogie frame, 2 traction motor, 3 wheelset, 4 air spring, 5 primary coil spring, 6 brake disc & caliper. 102 parts in 6 top-level items.
Motor Bogie parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Bogie Frame 4 parts 1×
2 Traction Motor 4 parts 2× 3-phase AC induction traction motor with final-drive gear unit.
3 Wheelset 3 parts 2×
4 Air Spring 2× Secondary suspension
5 Primary Coil Spring 4× Primary suspension
6 Brake Disc & Caliper 3 parts 4×

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Motor Bogie

6 top-level lines · 30 rows shown · 102 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Bogie Frame 4 parts metro-car-bogie-frame 1× 1 14 assembly
1.1 Bogie Frame Weldment metro-car-frame-weldment 1× 1 · part
1.2 Ball Bearing ball-bearing 8× 8 · part
1.3 Fastener Set fastener-set 1× 1 · part
1.4 O-Ring Set oring-set 4× 4 · part
2 Traction Motor 4 parts metro-car-traction-motor 2× 2 28 assembly
2.1 Stator Assembly 3 parts stator-assembly 1× 2 3 assembly
2.1.1 Stator Core (laminations) stator-core 1× 2 · part
2.1.2 Copper Winding copper-winding 1× 2 · part
2.1.3 Slot Insulation stator-insulation 1× 2 · part
2.2 Rotor Assembly 4 parts rotor-assembly 1× 2 19 assembly
2.2.1 Rotor Shaft rotor-shaft 1× 2 · part
2.2.2 Rotor Core rotor-core 1× 2 · part
2.2.3 Neodymium Magnet neodymium-magnet 16× 32 · part
2.2.4 Ball Bearing ball-bearing 1× 2 · part
2.3 Final Drive Gear Unit 3 parts metro-car-gear-unit 1× 2 4 assembly
2.3.1 Helical Gear Pair gear-pair 1× 2 · part
2.3.2 Ball Bearing ball-bearing 2× 4 · part
2.3.3 O-Ring Set oring-set 1× 2 · part
2.4 Ball Bearing ball-bearing 2× 4 · part
3 Wheelset 3 parts metro-car-wheelset 2× 2 5 assembly
3.1 Axle metro-car-axle 1× 2 · part
3.2 Monobloc Wheel metro-car-wheel 2× 4 · part
3.3 Ball Bearing ball-bearing 2× 4 · part
4 Air Spring metro-car-air-spring 2× 2 · part
5 Primary Coil Spring metro-car-primary-spring 4× 4 · part
6 Brake Disc & Caliper 3 parts metro-car-disc-brake 4× 4 4 assembly
6.1 Wheel-mounted Brake Disc metro-car-brake-rotor 1× 4 · part
6.2 Brake Caliper metro-car-brake-caliper 1× 4 · part
6.3 Brake Pad metro-car-brake-pad 2× 8 · part

Something wrong in this list? Report a problem with this BOM.

Where the motor bogie is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Metro Car

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $2–$500. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Inovance
inovance.com ↗ 		Shenzhen, CN Drives & motion control 500 units 10–14 wks
🇮🇳Sona Comstar
sonacomstar.com ↗ 		Gurugram, IN EV driveline & motors 500 units 10–14 wks
🇨🇳Broad-Ocean
broad-ocean.com ↗ 		Zhongshan, CN Electric motors 500 units 10–14 wks
🇸🇬Nidec (Singapore)
nidec.com ↗ 		Singapore Motors, regional ops 500 units 10–14 wks
🇮🇳Bosch India
bosch.in ↗ 		Bengaluru, IN Automotive components 500 units 10–14 wks