The Valve,automatic,fir, cataloged under National Stock Number 1075-01-040-9128, is classified within Federal Supply Class 1075 (Degaussing and Mine Sweeping Equipment) of the Weapons group. The manufacturer of record is Kidde-Fenwal, Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,automatic,fir |
| FSC / FSG | 1075 — Degaussing and Mine Sweeping Equipment (FSG 10) |
| Manufacturers | Kidde-Fenwal, Llc (CAGE 0KDP7) |
| Parameter | Value |
|---|---|
| NSN | 1075-01-040-9128 |
| Primary Part Number | 874918 |
| Item Name | Valve,automatic,fir |
| FSC / FSG | 1075 / 10 — Degaussing and Mine Sweeping Equipment |
| Manufacturer | Kidde-Fenwal, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 874918 | Kidde-Fenwal, Llc (USA) |
| Reference | Meaning |
|---|---|
| 68336-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1075-01-040-9128 is a Valve,automatic,fir, manufactured by Kidde-Fenwal, Llc, classified under FSC 1075, Degaussing and Mine Sweeping Equipment. Status: active.
NSN 1075-01-040-9128 has 1 manufacturer part number on file: 874918 (Kidde-Fenwal, Llc).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-618-9672. Verify interchangeability with system specifications before substitution.
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 1075-01-040-9128 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.