The Cap,valve, cataloged under National Stock Number 4810-01-422-4020, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4810-01-422-4020 |
| Item Name | Cap,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| Valve Type for Which Designed | SOLENOID |
| Material | COPPER ALLOY |
| Attachment Method | BOLTS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CS-LS-50-SV-A301 | D/9 Drawing number reference only Niikura Kogyo Co. Ltd |
| CS-LS-50-SV-A301 PC-8 | 3/9 Design control — primary reference Niikura Kogyo Co. Ltd |
NSN 4810-01-422-4020 is a Cap,valve, classified under FSC 4810, Valves, Powered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4810-01-422-5291. Verify interchangeability with system specifications before substitution.
Key specifications for 4810-01-422-4020: Valve Type for Which Designed: SOLENOID; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: COPPER ALLOY; Attachment Method: BOLTS. 3 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.