The Valve Assembly, cataloged under National Stock Number 4820-01-679-7551, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hiab Usa Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve Assembly |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Hiab Usa Inc (CAGE 34914) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-679-7551 |
| Primary Part Number | 3951031 |
| Item Name | Valve Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hiab Usa Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 3951031 PRIMARY | Hiab Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| 3951031 | 5/9 Secondary reference Vicjet Inc |
| 4466296 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 4820-01-679-7551 is a Valve Assembly, manufactured by Hiab Usa Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-679-7551 has 1 manufacturer part number on file: 3951031 (Hiab Usa Inc).
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.