The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-00-312-9207, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Rolls-Royce Corporation. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-00-312-9207 |
| Primary Part Number | 6724731 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| Flow Control Device | ANY ACCEPTABLE |
| Material Document and Classification | AMS 6320 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Surface Treatment | CHROMIUM OUTSIDE |
| Material | STEEL COMP 8735 BODY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6724731 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6724731 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
| 6724731 | 5/9 Secondary reference General Motors Corp |
NSN 4820-00-312-9207 is a Valve,relief,pressure and Temper, manufactured by Rolls-Royce Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-312-9207 has 1 manufacturer part number on file: 6724731 (Rolls-Royce Corporation).
Key specifications for 6724731: Flow Control Device: ANY ACCEPTABLE; Material Document and Classification: AMS 6320 ASSN STD SINGLE MATERIAL RESPONSE BODY; Surface Treatment: CHROMIUM OUTSIDE; Material: STEEL COMP 8735 BODY. 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.
NSN 4820-00-312-9207 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.