The Control Unit,apu, cataloged under National Stock Number 2995-01-496-3686, is classified within Federal Supply Class 2995 (Miscellaneous Engine Accessories, Aircraft) of the Engine Accessories group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Control Unit,apu |
| FSC / FSG | 2995 — Miscellaneous Engine Accessories, Aircraft (FSG 29) |
| Manufacturers | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286); Rtx Corporation Div Pratt & Whitney (CAGE 55820); Leonardo Spa Helicopters Division - Production Site (CAGE A0126) |
| Parameter | Value |
|---|---|
| NSN | 2995-01-496-3686 |
| Primary Part Number | 4956013 |
| Item Name | Control Unit,apu |
| FSC / FSG | 2995 / 29 — Miscellaneous Engine Accessories, Aircraft |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4504587 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 4956013 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| 4504587 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| 4504587 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
| 2995PL1707779 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 2995-01-496-3686 is a Control Unit,apu, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2995, Miscellaneous Engine Accessories, Aircraft. Status: active.
NSN 2995-01-496-3686 has 3 manufacturer part numbers on file: 4504587 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 4956013 (Rtx Corporation Div Pratt & Whitney), 4504587 (Leonardo Spa Helicopters Division - Production Site).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2995-01-496-3686 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.