The Valve Assembly, cataloged under National Stock Number 4820-01-171-7589, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Edwards Vacuum Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 Assembly |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Edwards Vacuum Llc (CAGE 21268) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-171-7589 |
| Primary Part Number | X20020210 |
| Item Name | Valve Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Edwards Vacuum Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
NSN 4820-01-171-7589 is a Valve Assembly, manufactured by Edwards Vacuum Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-171-7589 has 2 manufacturer part numbers on file: INS1258 (Edwards Vacuum Llc), X20020210 (Edwards Vacuum Llc).
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.