The Valve,safety Relief, cataloged under National Stock Number 4820-01-296-9989, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,safety Relief |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control (CAGE 12190) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-296-9989 |
| Primary Part Number | PF-42157 ITEM 44 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control |
| 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 |
|---|---|
| PF-42157 ITEM 44 | Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control (USA) |
| Reference | Meaning |
|---|---|
| DGC-06-8-60 | 3/9 Design control — primary reference Libbey Owens Ford Co |
| DGC-06-B-60 | C/1 Advisory reference — outside the item-of-supply concept Eaton Aerospace, Llc Dba Jackson South |
NSN 4820-01-296-9989 is a Valve,safety Relief, manufactured by Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-296-9989 has 1 manufacturer part number on file: PF-42157 ITEM 44 (Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control).
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.