The Oil Pump Assembly,engine, cataloged under National Stock Number 2995-01-536-0736, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Rolls-Royce Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2995-01-536-0736 |
| Primary Part Number | 23090037 |
| Item Name | Oil Pump Assembly,engine |
| FSC / FSG | 2995 / 29 — Miscellaneous Engine Accessories, Aircraft |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 23079388 | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA) |
| 23090037 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 23079388 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 23079388 | 5/9 Secondary reference Rolls-Royce Corporation |
| 23089790 | 5/9 Secondary reference Rolls-Royce Corporation |
NSN 2995-01-536-0736 is a Oil Pump Assembly,engine, manufactured by Rolls-Royce Corporation, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
NSN 2995-01-536-0736 has 2 manufacturer part numbers on file: 23079388 (Leonardo Spa Aeronautics Division - Pomigliano D'arco Site), 23090037 (Rolls-Royce Corporation).
1 possible match (shared part number, not a government interchangeability claim): 2805-01-540-5961. Verify interchangeability with system specifications before substitution.
Key specifications for 23090037: Special Features: PARTS CATALOG 79-21-00, FIG 1, ITEM 050D; End Item Identification: A97J ENGINES NEW POWER SECT LUBE AND SCAVENGE PUMP. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.