The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-526-5912, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Oshkosh Defense Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-526-5912 |
| Primary Part Number | 4KK793 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Oshkosh Defense 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 |
NSN 4820-01-526-5912 is a Valve,relief,pressure and Temper, manufactured by Oshkosh Defense Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-526-5912 has 2 manufacturer part numbers on file: 4KK793 (Oshkosh Defense Llc), 983-4834 (Hiab Usa Inc).
Key specifications for 4KK793: Special Features: NHA IS VALVE, LINEAR, P/N 392-0534; Part Name Assigned by Controlling Agency: RELIEF VALVE; End Item Identification: HIMARS, RSV, MK37, 2320-01-504-5218. 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.