The Valve,vent, cataloged under National Stock Number 4820-01-531-4818, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is 3d Instruments Llc. Dba Sierra Precision. 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 | 4820-01-531-4818 |
| Primary Part Number | 05970 |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | 3d Instruments Llc. Dba Sierra Precision |
| 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 |
|---|---|
| 05970 PRIMARY | 3d Instruments Llc. Dba Sierra Precision (USA) |
NSN 4820-01-531-4818 is a Valve,vent, manufactured by 3d Instruments Llc. Dba Sierra Precision, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-531-4818 has 1 manufacturer part number on file: 05970 (3d Instruments Llc. Dba Sierra Precision).
Key specifications for 05970: End Item Identification: F/A-22 RAPTOR. 0 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.