The Parts Kit,stop-Check Valve, cataloged under National Stock Number 4820-01-337-4066, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sea-Tech Systems, Inc. Dba Sea Tech Systems. Government technical data includes 4 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-337-4066 |
| Primary Part Number | 01-0150 |
| Item Name | Parts Kit,stop-Check Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sea-Tech Systems, Inc. Dba Sea Tech Systems |
| Status | ACTIVE |
| Component Quantity | 9 |
| End Item Source | 9C620 |
| End Item Name | HANDLE |
| Nonsupply Items and Quantities | WASHER 2,SPRING 2,O-RING 2,SETSCREW 1,DISC 1,PACKING 1 |
| 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 |
|---|---|
| 01-0150 PRIMARY | Sea-Tech Systems, Inc. Dba Sea Tech Systems (USA) |
NSN 4820-01-337-4066 is a Parts Kit,stop-Check Valve, manufactured by Sea-Tech Systems, Inc. Dba Sea Tech Systems, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-337-4066 has 1 manufacturer part number on file: 01-0150 (Sea-Tech Systems, Inc. Dba Sea Tech Systems).
3 possible matches (shared part number, not a government interchangeability claim): 5110-01-436-9032, 6515-01-485-0160, 6840-01-702-3172. Verify interchangeability with system specifications before substitution.
Key specifications for 01-0150: Component Quantity: 9; End Item Source: 9C620; End Item Name: HANDLE; Nonsupply Items and Quantities: WASHER 2,SPRING 2,O-RING 2,SETSCREW 1,DISC 1,PACKING 1. 4 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.