NSN 2920-01-644-5639 — this item is cataloged by the U.S. Government under National Stock Number 2920-01-644-5639. Manufacturer of record part number: P-11A2183.
Also searched as2920-01-644-5639 ·
2920016445639 ·
NIIN 016445639 ·
01-644-5639 ·
FSC 2920 Engine Electrical System Components, Nonaircraft · CAGE 6R9F7 · P-11A2183
FSC: 2920 — Engine Electrical System Components, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: P-11A2183
Manufacturer: Osg Propulsion Llc
General Description
The Starter,hydrotor, cataloged under National Stock Number 2920-01-644-5639, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Osg Propulsion Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2920-01-644-5639
Primary Part Number
P-11A2183
Item Name
Starter,hydrotor
FSC / FSG
2920 / 29 — Engine Electrical System Components, Nonaircraft
Manufacturer
Osg Propulsion Llc
Status
ACTIVE
Supplementary Features
ASSEMBLY CONSISTS OF:HYDROTOR STARTER,HANDLE AND BALL VALVE,FITTING KIT STAINLESS
Other items in FSC 2920 — Engine Electrical System Components, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2920-00-003-5173
2920-00-003-5173 · Item name not on file
2920-00-005-1596
2920-00-005-1596 · Item name not on file
2920-00-035-6718
2920-00-035-6718 · Item name not on file
2920-00-158-2674
REGULATOR,ENGINE GENERATOR
2920-00-255-4938
REGULATOR,ENGINE GENERATOR
2920-00-424-3259
PLATE ASSEMBLY,SEAL
2920-00-424-3259
PLATE ASSEMBLY,SEAL
2920-00-424-3259
PLATE ASSEMBLY,SEAL
Frequently Asked Questions
What is NSN 2920-01-644-5639?
NSN 2920-01-644-5639 is a Starter,hydrotor, manufactured by Osg Propulsion Llc, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
What part numbers are listed for NSN 2920-01-644-5639?
NSN 2920-01-644-5639 has 1 manufacturer part number on file: P-11A2183 (Osg Propulsion Llc).
What are the specifications of P-11A2183?
Key specifications for P-11A2183: Supplementary Features: ASSEMBLY CONSISTS OF:HYDROTOR STARTER,HANDLE AND BALL VALVE,FITTING KIT STAINLESS; Special Features: CAGE 6R9F7 IS THE OEM OF THIS STARTER ASSEMBLY; Part Name Assigned by Controlling Agency: HYDROTOR STARTER MOTOR ASSEMBLY. 1 specification is documented in the U.S. Government catalog.
Is NSN 2920-01-644-5639 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.