The Valve,safety Relief, cataloged under National Stock Number 4820-01-677-7239, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Air Cruisers Company, Llc. 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 | 4820-01-677-7239 |
| Primary Part Number | 64154-5 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Air Cruisers Company, Llc |
| 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 |
|---|---|
| 64154-5 PRIMARY | Air Cruisers Company, Llc (USA) |
NSN 4820-01-677-7239 is a Valve,safety Relief, manufactured by Air Cruisers Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-677-7239 has 1 manufacturer part number on file: 64154-5 (Air Cruisers Company, Llc).
Key specifications for 64154-5: Part Name Assigned by Controlling Agency: RELIEF VALVE; End Item Identification: 4220015058727. 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.