The Valve,gate, cataloged under National Stock Number 4820-01-256-0184, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Atlas Copco Holyoke Inc. 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 | 4820-01-256-0184 |
| Primary Part Number | VAL-1662 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Atlas Copco Holyoke Inc |
| Status | ACTIVE |
| Valve Size | 3.000 INCHES IN |
| Pressure Class | ERR-060 |
| Material | COPPER ALLOY BODY |
| Material | RUBBER 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 |
|---|---|
| VAL-1662 PRIMARY | Atlas Copco Holyoke Inc (USA) |
NSN 4820-01-256-0184 is a Valve,gate, manufactured by Atlas Copco Holyoke Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-256-0184 has 1 manufacturer part number on file: VAL-1662 (Atlas Copco Holyoke Inc).
Key specifications for VAL-1662: Valve Size: 3.000 INCHES IN; Pressure Class: ERR-060; Material: COPPER ALLOY BODY; Material: RUBBER SEAT. 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.