Turbopump

Assembly

Centrifugal Pump.jpg · Commons ↗ Report photo

Single-shaft turbopump spinning at ~36,000 rpm; one turbine drives back-to-back LOX and RP-1 centrifugal pump stages.

Direct parts	6
Total parts	55
Used in	4 assemblies
Class	Assembly

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Single-shaft turbopump spinning at ~36,000 rpm; one turbine drives back-to-back LOX and RP-1 centrifugal pump stages. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Turbopump parts and their functions

6 top-level parts · 55 parts in total · full bill of materials below

Turbopump parts diagram: 1 pump impeller, 2 pump inducer, 3 turbine wheel, 4 ball bearing, 5 o-ring set, 6 fastener set. 55 parts in 6 top-level items. — Turbopump 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	Pump Impeller	2×	LOX and fuel impellers
2	Pump Inducer	2×	Axial-flow inducer ahead of the impeller that suppresses cavitation at low inlet pressure.
3	Turbine Wheel	1×	Superalloy turbine wheel driven by fuel-rich gas-generator exhaust at ~900 K.
4	Ball Bearing	4×	Cryogenic duplex pairs
5	O-Ring Set	6×	Shaft and interface seals
6	Fastener Set	40×	Bolts, nuts, and washers.

3D model

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Build & assembly graph

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Bill of materials for Turbopump

6 top-level lines · 6 rows shown · 55 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Pump Impeller	orbital-launch-vehicle-pump-impeller	2×	2	·	part
2	Pump Inducer	orbital-launch-vehicle-pump-inducer	2×	2	·	part
3	Turbine Wheel	orbital-launch-vehicle-turbine-wheel	1×	1	·	part
4	Ball Bearing	ball-bearing	4×	4	·	part
5	O-Ring Set	oring-set	6×	6	·	part
6	Fastener Set	fastener-set	40×	40	·	part

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Where the turbopump is used

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

Space Systems 2 Orbital Launch Vehicle, Reusable Launch Vehicle

Used in 4 assemblies

Booster Engine Vacuum Engine Reusable Booster Engine Vacuum Engine

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 $5–$2k. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇮🇳Kirloskar kbl.co.in ↗	Pune, IN	Pumps & fluid systems	200 units	6–10 wks
🇨🇳Leo Group leo.com.cn ↗	Taizhou, CN	Pumps	200 units	6–10 wks
🇮🇳Shakti Pumps shaktipumps.com ↗	Pithampur, IN	Pumps	200 units	6–10 wks
🇨🇳CNP Pumps cnppumps.com ↗	Hangzhou, CN	Pumps	200 units	6–10 wks
🇮🇳Roto Pumps rotopumps.com ↗	Noida, IN	Pumps	200 units	6–10 wks