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Discussion History

Coupler and Drawgear

Assembly

Front coupler with draft gear and side buffers transferring train forces; the rear end runs uncoupled. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Coupler and Drawgear parts and their functions

3 top-level parts · 4 parts in total · full bill of materials below
Coupler and Drawgear parts diagram: 1 coupler head, 2 draft gear, 3 side buffer. 4 parts in 3 top-level items.
Coupler and Drawgear parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Coupler Head 1× Knuckle or screw coupling
2 Draft Gear 1× Shock-absorbing draft unit
3 Side Buffer 2× Side buffer stops

3D model

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Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
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Bill of materials for Coupler and Drawgear

3 top-level lines · 3 rows shown · 4 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Coupler Head observation-car-coupler-head 1× 1 · part
2 Draft Gear observation-car-draft-gear 1× 1 · part
3 Side Buffer observation-car-buffer 2× 2 · part

Where the coupler and drawgear is used

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

Used in 1 assembly

Observation 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 $1–$300. How estimates work
VendorHQSpecialtyMOQLead time
🇮🇳Sona Comstar
sonacomstar.com ↗ 		Gurugram, IN EV driveline & motors 1,000 pcs 8–12 wks
🇨🇳Zhejiang Shuanghuan
shdrive.cn ↗ 		Yuhuan, CN Gears & driveline 1,000 pcs 8–12 wks
🇮🇳Bharat Gears
bharatgears.com ↗ 		Mumbai, IN Automotive gears 1,000 pcs 8–12 wks
🇮🇳ZF India
zf.com ↗ 		Pune, IN Driveline & chassis 1,000 pcs 8–12 wks
🇨🇳Hangzhou Advance
advancegroup.cn ↗ 		Hangzhou, CN Gearboxes 1,000 pcs 8–12 wks