The Valve,check, cataloged under National Stock Number 4820-01-673-6924, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Aerospace Systems and Components, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Valve,check |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030); Aerospace Systems and Components, Inc. (CAGE 34163) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-673-6924 |
| Primary Part Number | 4001-35 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Aerospace Systems and Components, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-01-673-6924 is a Valve,check, manufactured by Aerospace Systems and Components, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-673-6924 has 2 manufacturer part numbers on file: 5100196 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 4001-35 (Aerospace Systems and Components, Inc.).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4820-01-673-6924 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.