The Valve,ball, cataloged under National Stock Number 4820-01-495-2973, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-495-2973 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDLE |
| Nominal Pipe Size Accommodated | 0.750 INCHES ALL ENDS IN |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | WWV-358 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Maximum Operating Temp | 248.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Valve Operation Method | HYDRAULIC |
| 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 |
|---|---|
| 943-503 | 3/9 Design control — primary reference Vianney Industries, Llc Dba Midland Metal Manufacturing Company |
NSN 4820-01-495-2973 is a Valve,ball, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-495-2973: Furnished Items and Quantity: 1 HANDLE; Nominal Pipe Size Accommodated: 0.750 INCHES ALL ENDS IN; Style Designator: STRAIGHT THRU; Material Document and Classification: WWV-358 FED SPEC SINGLE MATERIAL RESPONSE BODY. 10 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.