The Cock,drain, cataloged under National Stock Number 4820-01-321-4381, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-321-4381 |
| Item Name | Cock,drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Criticality Code Justification | FEAT |
| Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 14301-7311-0 | 3/9 Design control — primary reference Kubota Ltd |
| 14301-7311-1 | 5/9 Secondary reference U.S. Government activity |
| 14301-7311-1 | 5/9 Secondary reference Kubota Ltd |
NSN 4820-01-321-4381 is a Cock,drain, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-321-4381: Connection Style: PLAIN (PIPE) ALL ENDS; Criticality Code Justification: FEAT; Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU. 5 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.