The Valve,gate, cataloged under National Stock Number 4820-01-377-1938, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Walworth Company. Government technical data includes 9 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 | 4820-01-377-1938 |
| Primary Part Number | 5281F-2 IN. |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Material Document and Classification | ASTMSTA000 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTMSTB000 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | ASTMSTB000 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | ASTMSTB000 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Valve Size | 2.000 INCHES IN |
| Material | STEEL BODY |
| Material | STEEL DISK |
| Material | NICKEL ALLOY SEAT |
| Material | STEEL CORROSION RESISTING STEM |
| 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 |
|---|---|
| 5281F-2 IN. PRIMARY | The Walworth Company (USA) |
NSN 4820-01-377-1938 is a Valve,gate, manufactured by The Walworth Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-377-1938 has 1 manufacturer part number on file: 5281F-2 IN. (The Walworth Company).
Key specifications for 5281F-2 IN.: Material Document and Classification: ASTMSTA000 ASSN STD SINGLE MATERIAL RESPONSE BODY; Material Document and Classification: ASTMSTB000 ASSN STD SINGLE MATERIAL RESPONSE STEM; Material Document and Classification: ASTMSTB000 ASSN STD SINGLE MATERIAL RESPONSE SEAT; Material Document and Classification: ASTMSTB000 ASSN STD SINGLE MATERIAL RESPONSE DISK. 9 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.