The Valve,safety Relief, cataloged under National Stock Number 4820-01-274-8113, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Coffin Turbo Pump Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Coffin Turbo Pump Inc (CAGE 0APJ5) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-274-8113 |
| Primary Part Number | 7585-1 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Coffin Turbo Pump Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 7585-1 PRIMARY | Coffin Turbo Pump Inc (USA) |
| Reference | Meaning |
|---|---|
| 7585-1 | C/1 Advisory reference — outside the item-of-supply concept Fmc Corp Turbo Pump Operation |
NSN 4820-01-274-8113 is a Valve,safety Relief, manufactured by Coffin Turbo Pump Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-274-8113 has 1 manufacturer part number on file: 7585-1 (Coffin Turbo Pump Inc).
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.