The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-082-0768, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-082-0768 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| Temp Rating | -40.0 FAHRENHEIT AND 150.0 FAHRENHEIT DEGF |
| Second End Relationship with First End | IDENTICAL |
| Surface Treatment Document and Classification | MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Body Style | CROSS GIVE "ADQM" "ADQN" "ADQP" "ADQQ" ONLY IF FLANGED ALL ENDS |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| Third Connection Face to Centerline Distance | 1.500 INCHES NOMINAL IN |
| First Connection Face to Centerline Distance | 1.500 INCHES NOMINAL IN |
| End Connection Quantity | 4 |
| Second Connection Face to Centerline Distance | 1.500 INCHES NOMINAL IN |
| Fourth Connection Face to Centerline Distance | 1.500 INCHES NOMINAL IN |
| Opening Pressure Setting | ERR-060 |
| First End Connection Type | THREADED INTERNAL BOSS |
| Surface Treatment | ANODIZE OUTSIDE |
| Fourth End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| Material | PLASTIC SILICONE FLOW CONTROL DEVICE |
| Material | ALUMINUM ALLOY BODY |
| Valve Discharge Flow Rate | 40.0 CUBIC FEET PER MINUTE |
| Adjustable Pressure Range | 0.0 TO 2.0 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 |
| Reference | Meaning |
|---|---|
| SM-C-947902 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-082-0768 is a Valve,relief,pressure and Temper, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-082-0768: Flow Control Device: DIAPHRAGM; Temp Rating: -40.0 FAHRENHEIT AND 150.0 FAHRENHEIT DEGF; Second End Relationship with First End: IDENTICAL; Surface Treatment Document and Classification: MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE. 19 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.