The Valve,gate, cataloged under National Stock Number 4820-00-445-4386, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Walworth Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,gate |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | The Walworth Company (CAGE 63686); Velan Valve Corp. (CAGE 57574) |
| Parameter | Value |
|---|---|
| NSN | 4820-00-445-4386 |
| Primary Part Number | N10656-50-29/N10656RE0/882041667 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Walworth Company |
| 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 |
|---|---|
| N10656-50-29/N10656RE0/882041667 PRIMARY | The Walworth Company (USA) |
| B132054P2TS88426-23882049275 PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| MIL-DTL-18110 | 4/1 Identification reference U.S. Government activity |
| MILV18110 5IN | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MILV18110 | 5/9 Secondary reference U.S. Government activity |
| 6-5232-57-050-0 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4820-00-445-4386 is a Valve,gate, manufactured by The Walworth Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-445-4386 has 2 manufacturer part numbers on file: N10656-50-29/N10656RE0/882041667 (The Walworth Company), B132054P2TS88426-23882049275 (Velan Valve Corp.).
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.