The Valve,check, cataloged under National Stock Number 4820-01-529-9604, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-529-9604 |
| Primary Part Number | 7385926 FIND NO. 40 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| 7385926 FIND NO. 40 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 232T1-4PP | 3/2 Design control — primary reference U.S. Government activity |
| 7385926 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4820-01-529-9604 is a Valve,check, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-529-9604 has 1 manufacturer part number on file: 7385926 FIND NO. 40 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-529-9637. Verify interchangeability with system specifications before substitution.
Key specifications for 7385926 FIND NO. 40: Style Designator: STRAIGHT THRU; End Item Identification: AN/WLD-1(V)1, RMV, FWD PROPULSION SECTION ASSEMBLY.; Valve Operation Method: AUTOMATIC. 2 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.