The Valve,fuel System, cataloged under National Stock Number 2915-01-689-1312, is classified within Federal Supply Class 2915 (Engine Fuel System Components, Aircraft and Missile Prime Movers) of the Engine Accessories group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. 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.
| Parameter | Value |
|---|---|
| NSN | 2915-01-689-1312 |
| Primary Part Number | 4550011 |
| Item Name | Valve,fuel System |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 4550011 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
NSN 2915-01-689-1312 is a Valve,fuel System, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-01-689-1312 has 1 manufacturer part number on file: 4550011 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4550011: Criticality Code Justification: AGAV; Special Features: CRITICAL APPLICATION ITEM (CAI); Part Name Assigned by Controlling Agency: VALVE,FUEL SYSTEM; End Item Identification: CH-53K SIKORSKY HEAVY LIFT HELICOPTOR. 1 specification is 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.
NSN 2915-01-689-1312 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.