The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-201-8121, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. Government technical data includes 7 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 | 4820-01-201-8121 |
| Primary Part Number | 9672C91SS |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| Status | ACTIVE |
| Flow Control Device | STEM AND INTEGRAL DISK |
| Material | STEEL BODY |
| Material | STEEL SEAT |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | STEEL STEM |
| Media for Which Designed | WATER, FRESH |
| Adjustable Pressure Range | 16.0 TO 21.0 CAMERA MOUNT |
| 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 |
|---|---|
| 9672C91SS PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 9672-291FF20-25PSI | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-201-8121 is a Valve,relief,pressure and Temper, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-201-8121 has 2 manufacturer part numbers on file: 9672C91SS (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9672-291FF20-25PSI (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
Key specifications for 9672C91SS: Flow Control Device: STEM AND INTEGRAL DISK; Material: STEEL BODY; Material: STEEL SEAT; Material: STEEL FLOW CONTROL DEVICE. 7 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.