The Parts Kit,safety Relief Valve, cataloged under National Stock Number 4820-01-577-7537, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Paroscientific, Inc. Dba Paroscientific Inc. 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 | 4820-01-577-7537 |
| Primary Part Number | 1148-013 |
| Item Name | Parts Kit,safety Relief Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Paroscientific, Inc. Dba Paroscientific Inc |
| 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 |
|---|---|
| 1148-013 PRIMARY | Paroscientific, Inc. Dba Paroscientific Inc (USA) |
NSN 4820-01-577-7537 is a Parts Kit,safety Relief Valve, manufactured by Paroscientific, Inc. Dba Paroscientific Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-577-7537 has 1 manufacturer part number on file: 1148-013 (Paroscientific, Inc. Dba Paroscientific Inc).
Key specifications for 1148-013: Special Features: 30 PSI SET TO 36 PSIA; Part Name Assigned by Controlling Agency: PRESSURE RELIEF VALVE KIT; End Item Identification: 1000 SERIES ABSOLUTE TRANSDUCERS. 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.