The Valve Assembly,vent Float, cataloged under National Stock Number 2915-00-657-3003, 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 Grimes Aerospace Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2915-00-657-3003 |
| Primary Part Number | 22-2150-001 |
| Item Name | Valve Assembly,vent Float |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Grimes Aerospace Company |
| Status | ACTIVE |
| General Characteristics Item Description | 4.5625 IN. OD,3.0000 IN. ID,5.0000 IN. BOLT CIRCLE DIA,1/4-28 UNF 3B THD 2 PLACES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7547485 | The Boeing Company (USA) |
| 22-2150-001 PRIMARY | Grimes Aerospace Company (USA) |
| Reference | Meaning |
|---|---|
| 7547485 | 5/2 Secondary reference U.S. Government activity |
NSN 2915-00-657-3003 is a Valve Assembly,vent Float, manufactured by Grimes Aerospace Company, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-00-657-3003 has 2 manufacturer part numbers on file: 7547485 (The Boeing Company), 22-2150-001 (Grimes Aerospace Company).
Key specifications for 22-2150-001: General Characteristics Item Description: 4.5625 IN. OD,3.0000 IN. ID,5.0000 IN. BOLT CIRCLE DIA,1/4-28 UNF 3B THD 2 PLACES IN; End Item Identification: OV10A AIRCRAFT. 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 2915-00-657-3003 has DEMIL Code B. 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.