The Cock,poppet Drain, cataloged under National Stock Number 4820-00-930-5274, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-00-930-5274 |
| Item Name | Cock,poppet Drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | PISTON |
| Renewable Seat Ring Type | PRESSED-IN |
| Connection Style | GASKET SEAL (BOSS) FIRST END |
| Connection Type | THREADED INTERNAL BOSS FIRST END |
| Style Designator | ANGLE |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.437 INCHES FIRST END IN |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 20 FIRST END |
| Thread Series Designator | UNF FIRST END |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 204-076-013-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-930-5274 is a Cock,poppet Drain, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-00-930-5274: Flow Control Device: PISTON; Renewable Seat Ring Type: PRESSED-IN; Connection Style: GASKET SEAL (BOSS) FIRST END; Connection Type: THREADED INTERNAL BOSS FIRST END. 11 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 4820-00-930-5274 has DEMIL Code B. 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.