The Valve,check, cataloged under National Stock Number 4820-01-407-8732, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Aerospace Lighting Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-407-8732 |
| Primary Part Number | 2238-01 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Aerospace Lighting Corporation |
| Status | ACTIVE |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-01-407-8732 is a Valve,check, manufactured by Aerospace Lighting Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-407-8732 has 2 manufacturer part numbers on file: 2238-01 (Aerospace Lighting Corporation), 2238-01 (Aerospace Lighting Corporation).
Key specifications for 2238-01: Media for Which Designed: AIR SINGLE RESPONSE; End Item Identification: F-16. 1 specification is 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.