The Orifice Assembly,fuel, cataloged under National Stock Number 2915-00-012-4302, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 2915-00-012-4302 |
| Primary Part Number | 13D31 |
| Item Name | Orifice Assembly,fuel |
| FSC / FSG | 2915 / 29 — Engine Fuel System Components, Aircraft and Missile Prime Movers |
| Manufacturer | Grimes Aerospace Company |
| 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 |
|---|---|
| 13D31 PRIMARY | Grimes Aerospace Company (USA) |
NSN 2915-00-012-4302 is a Orifice Assembly,fuel, manufactured by Grimes Aerospace Company, classified under FSC 2915, Engine Fuel System Components, Aircraft and Missile Prime Movers. Status: active.
NSN 2915-00-012-4302 has 1 manufacturer part number on file: 13D31 (Grimes Aerospace Company).
1 possible match (shared part number, not a government interchangeability claim): 5315-00-597-4271. Verify interchangeability with system specifications before substitution.
Key specifications for 13D31: End Item Identification: VALVE,FUEL,PRESSURIZING. 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.