The Valve,ball, cataloged under National Stock Number 4820-01-722-0637, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Viega Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-722-0637 |
| Primary Part Number | 79928 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Viega Llc |
| Status | ACTIVE |
| Supplementary Features | NOMINAL PIPE SIZE 3/4" |
| Material | BRONZE BODY |
| Material | STEEL COMP 316 STEM |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 79928 PRIMARY | Viega Llc (USA) |
NSN 4820-01-722-0637 is a Valve,ball, manufactured by Viega Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-722-0637 has 1 manufacturer part number on file: 79928 (Viega Llc).
Key specifications for 79928: Supplementary Features: NOMINAL PIPE SIZE 3/4"; Special Features: BRONZE BALL VALVE, SOCKET END CONNECTION; Material: BRONZE BODY; Material: STEEL COMP 316 STEM. 4 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.