Coupler and Draft Gear

Assembly

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AAR Type E knuckle coupler with a cushioning draft gear that links the car into the train and absorbs slack-action shocks.

Direct parts	6
Total parts	7
Used in	1 assembly
Class	Assembly
Status	unverified

AAR Type E knuckle coupler with a cushioning draft gear that links the car into the train and absorbs slack-action shocks. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Coupler and Draft Gear parts and their functions

6 top-level parts · 7 parts in total · full bill of materials below

Coupler and Draft Gear parts diagram: 1 coupler head, 2 knuckle, 3 coupler shank, 4 draft gear, 5 draft gear yoke, 6 coil spring. 7 parts in 6 top-level items. — Coupler and Draft Gear parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Coupler Head	1×	AAR knuckle coupler head
2	Knuckle	1×	Pivoting knuckle
3	Coupler Shank	1×	Coupler body shank
4	Draft Gear	1×	Shock-absorbing draft unit
5	Draft Gear Yoke	1×	Draft gear yoke
6	Coil Spring	2×	Draft gear springs

3D model

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Build & assembly graph

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Bill of materials for Coupler and Draft Gear

6 top-level lines · 6 rows shown · 7 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Coupler Head	hopper-car-coupler-head	1×	1	·	part
2	Knuckle	hopper-car-knuckle	1×	1	·	part
3	Coupler Shank	hopper-car-coupler-shank	1×	1	·	part
4	Draft Gear	hopper-car-draft-gear	1×	1	·	part
5	Draft Gear Yoke	hopper-car-yoke	1×	1	·	part
6	Coil Spring	coil-spring	2×	2	·	part

Where the coupler and draft gear is used

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

Rail & Transit 1 Hopper Car

Used in 1 assembly

Hopper 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

Vendor	HQ	Specialty	MOQ	Lead 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