The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-697-5723, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-697-5723 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | BALL |
| Body Style | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS |
| First End Style Designator | PLAIN |
| First End Flange Width | 20.0 MILLIMETERS NOMINAL MM |
| First Connection Face to Centerline Distance | 100.0 MILLIMETERS NOMINAL MM |
| End Connection Quantity | 1 |
| Second Connection Face to Centerline Distance | 100.0 MILLIMETERS NOMINAL MM |
| Second End Style Designator | PLAIN |
| Second End Flange Shape Style | ROUND W/O BOLT HOLES |
| Opening Pressure Setting | ERR-060 |
| Temp Adjustability | NOT ADJUSTABLE |
| First End Flange Shape Style | ROUND W/O BOLT HOLES |
| Material | STEEL COMP 316 BODY |
| Material | STEEL COMP 316 FLOW CONTROL DEVICE |
| Valve Discharge Flow Rate | 11.194 CUBIC METERS PER MINUTE |
| Reference Number Differentiating Characteristics | DIFFERENTIATED BY EXTRA LONG REFERENCE PART NUMBER |
| 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 |
|---|---|
| 4594.2172-268-PSI-G-I21I46J78H0- | 3/1 Design control — primary reference Leser & Associates |
NSN 4820-01-697-5723 is a Valve,relief,pressure and Temper, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-697-5723: Flow Control Device: BALL; Body Style: ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS; First End Style Designator: PLAIN; First End Flange Width: 20.0 MILLIMETERS NOMINAL MM. 16 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.