The Valve,surge Relief, cataloged under National Stock Number 4820-00-484-6331, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,surge Relief |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (CAGE 78286); Parker-Hannifin Corporation Dba Pneutronics (CAGE 3H889) |
| Parameter | Value |
|---|---|
| NSN | 4820-00-484-6331 |
| Primary Part Number | 2-117754 |
| Item Name | Valve,surge Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| S6132-63022-1 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 2-117754 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 2-117754 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-00-484-6331 is a Valve,surge Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-484-6331 has 2 manufacturer part numbers on file: S6132-63022-1 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 2-117754 (Parker-Hannifin Corporation Dba Pneutronics).
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.