The Parts Kit,safety Relief Valve, cataloged under National Stock Number 4820-01-213-9594, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ferrotherm, Llc Div Ferrotherm. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-213-9594 |
| Primary Part Number | 355.836 |
| Item Name | Parts Kit,safety Relief Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ferrotherm, Llc Div Ferrotherm |
| Status | ACTIVE |
| Component Quantity | 4 |
| End Item Source | 45152 |
| Supply Items and Quantities | SCREW,HOLLOW 1; GASKET 1; SPRING 1; SEAT 1 |
| End Item Name | SAFETY RELIEF VALVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-01-213-9594 is a Parts Kit,safety Relief Valve, manufactured by Ferrotherm, Llc Div Ferrotherm, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-213-9594 has 2 manufacturer part numbers on file: 355.836 (Ferrotherm, Llc Div Ferrotherm), 5WB54 (Oshkosh Defense Llc).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-244-6245. Verify interchangeability with system specifications before substitution.
Key specifications for 355.836: Component Quantity: 4; End Item Source: 45152; Supply Items and Quantities: SCREW,HOLLOW 1; GASKET 1; SPRING 1; SEAT 1; End Item Name: SAFETY RELIEF VALVE. 4 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.