The Valve,pressure Equalizing,gaseou, cataloged under National Stock Number 4820-01-413-9597, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sierra Nevada Company, Llc. Government technical data includes 7 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 | 4820-01-413-9597 |
| Primary Part Number | 00091084 |
| Item Name | Valve,pressure Equalizing,gaseou |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sierra Nevada Company, Llc |
| Status | ACTIVE |
| Flow Control Device | DISK, CIRCULAR |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024, T6 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024, T6 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Surface Treatment | ANODIZE OUTSIDE |
| Material | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE |
| Material | ALUMINUM ALLOY 2024 BODY |
| Furnished Items | GASKET AND NUT |
| 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 |
|---|---|
| 00091084 PRIMARY | Sierra Nevada Company, Llc (USA) |
NSN 4820-01-413-9597 is a Valve,pressure Equalizing,gaseou, manufactured by Sierra Nevada Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-413-9597 has 1 manufacturer part number on file: 00091084 (Sierra Nevada Company, Llc).
Key specifications for 00091084: Flow Control Device: DISK, CIRCULAR; Material Document and Classification: QQ-A-225/6, ALLOY 2024, T6 FED SPEC SINGLE MATERIAL RESPONSE BODY; Material Document and Classification: QQ-A-225/6, ALLOY 2024, T6 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE; Special Features: VALVE DISK HELD IN CLOSED POSITION BY SAFETY WIRE. 7 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.