The Valve,check, cataloged under National Stock Number 4820-01-284-3207, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is L3 Technologies, Inc. Div Ocean Systems. The record lists 1 manufacturer part number 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 | L3 Technologies, Inc. Div Ocean Systems (CAGE 60225) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-284-3207 |
| Primary Part Number | 8000490 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | L3 Technologies, Inc. Div Ocean Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 8000490 PRIMARY | L3 Technologies, Inc. Div Ocean Systems (USA) |
NSN 4820-01-284-3207 is a Valve,check, manufactured by L3 Technologies, Inc. Div Ocean Systems, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-284-3207 has 1 manufacturer part number on file: 8000490 (L3 Technologies, Inc. Div Ocean Systems).
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.