The Valve,safety Relief, cataloged under National Stock Number 4820-01-441-5112, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-441-5112 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Media for Which Designed | OXYGEN, GASEOUS SINGLE RESPONSE |
| Opening Pressure Setting | 357.0 POUNDS PER SQUARE INCH LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 10610693 | C/1 Advisory reference — outside the item-of-supply concept Chemetron Fire Systems |
| 10610693 | 3/9 Design control — primary reference Badger Fire Protection Inc |
NSN 4820-01-441-5112 is a Valve,safety Relief, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-441-5112: Special Features: VALVE SIZE 1.500 IN. IN; Media for Which Designed: OXYGEN, GASEOUS SINGLE RESPONSE; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Opening Pressure Setting: 357.0 POUNDS PER SQUARE INCH LBS. 2 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.