The Valve,ball, cataloged under National Stock Number 4820-01-504-7446, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-504-7446 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Material | COPPER ALLOY BODY |
| 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 | X |
| Reference | Meaning |
|---|---|
| 91FC-1366 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-504-7446 is a Valve,ball, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-504-7446: Style Designator: STRAIGHT THRU; Special Features: MODIFIED 2.0 INCH SIZE 2 WAY COPPER/NICKLE SOCKET WELDED VALVES TO WRENCH OPERATED VALVES; STEM MODIFICATION FOR NAVSEA STANDARD VALVE PL-105 AND PL-106 IN; Part Name Assigned by Controlling Agency: BALL VALVE,WRENCH OPERATED; End Item Identification: LOS ANGELES CLASS SSN (688). 3 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.