Seat Structure

Assembly

Colorful bamboo car seat cushions.jpg · Commons ↗ Report photo

Aluminium bucket and back frame carrying the occupant and every subsystem, sliding on aircraft-mounted rails.

Direct parts	6
Total parts	9
Used in	1 assembly
Class	Assembly

Report a problem with this BOM

Aluminium bucket and back frame carrying the occupant and every subsystem, sliding on aircraft-mounted rails. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Seat Structure parts and their functions

6 top-level parts · 9 parts in total · full bill of materials below

Seat Structure parts diagram: 1 seat bucket, 2 back frame, 3 headrest, 4 rail slipper set, 5 seat height actuator, 6 fastener set. 9 parts in 6 top-level items. — Seat Structure 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	Seat Bucket	1×	Machined aluminium pan holding the occupant, cushion and survival kit, stressed for the 14 g catapult stroke.
2	Back Frame	1×	Main beam structure housing the catapult tubes and parachute container.
3	Headrest	1×	Padded head support positioning the spine and housing the parachute container top on many designs.
4	Rail Slipper Set	1×	rail followers
5	Seat Height Actuator	1×	Electric screw actuator adjusting bucket height so all pilot sizes get the correct eye line and spinal posture.
6	Fastener Set	4×	Bolts, nuts, and washers.

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 Seat Structure

6 top-level lines · 6 rows shown · 9 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Seat Bucket	ejection-seat-bucket	1×	1	·	part
2	Back Frame	ejection-seat-back-frame	1×	1	·	part
3	Headrest	ejection-seat-headrest	1×	1	·	part
4	Rail Slipper Set	ejection-seat-slipper-set	1×	1	·	part
5	Seat Height Actuator	ejection-seat-height-actuator	1×	1	·	part
6	Fastener Set	fastener-set	4×	4	·	part

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

Where the seat structure is used

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

Aerospace & Drones 1 Ejection Seat

Used in 1 assembly

Ejection Seat

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 $20–$800. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇮🇳Bharat Seats bharatseats.com ↗	Gurugram, IN	Seating systems	500 sets	8–12 wks
🇨🇳Yanfeng yanfeng.com ↗	Shanghai, CN	Interiors & seating	500 sets	8–12 wks
🇮🇳Harita Seating haritaseating.com ↗	Chennai, IN	Seating systems	500 sets	8–12 wks
🇮🇳Tata AutoComp tataautocomp.com ↗	Pune, IN	Auto components	500 sets	8–12 wks
🇨🇳Foxconn foxconn.com ↗	Shenzhen, CN	Electronics contract mfg	500 sets	8–12 wks