The Valve,safety Relief, cataloged under National Stock Number 4820-01-625-2953, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sauer Compressors Usa, Inc.. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-625-2953 |
| Primary Part Number | 040396 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sauer Compressors Usa, Inc. |
| Status | ACTIVE |
| Valve Size | 0.500 INCHES IN |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Opening Pressure Setting | 46.0 BAR |
| 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 |
|---|---|
| 121L-8400B00-LCS REV A N3,040396 | Sauer Compressors Usa, Inc. (USA) |
| 040396 PRIMARY | Sauer Compressors Usa, Inc. (USA) |
NSN 4820-01-625-2953 is a Valve,safety Relief, manufactured by Sauer Compressors Usa, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-625-2953 has 2 manufacturer part numbers on file: 121L-8400B00-LCS REV A N3,040396 (Sauer Compressors Usa, Inc.), 040396 (Sauer Compressors Usa, Inc.).
Key specifications for 040396: Valve Size: 0.500 INCHES IN; Media for Which Designed: AIR SINGLE RESPONSE; Part Name Assigned by Controlling Agency: SAFETY VALVE; End Item Identification: COMPRESSOR, AIR. 3 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.