The Valve,check, cataloged under National Stock Number 4820-01-336-2004, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is National Fluid Seperators Dba National Fluid Separators. The record lists 2 manufacturer part numbers 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 | Marine Ventures Ltd (ata Mv Fluids Handling) (CAGE U2594); National Fluid Seperators Dba National Fluid Separators (CAGE 64707) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-336-2004 |
| Primary Part Number | 038-001A006 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | National Fluid Seperators Dba National Fluid Separators |
| 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 |
|---|---|
| 038-001A006 | Marine Ventures Ltd (ata Mv Fluids Handling) (GBR) |
| 038-001A006 PRIMARY | National Fluid Seperators Dba National Fluid Separators (USA) |
NSN 4820-01-336-2004 is a Valve,check, manufactured by National Fluid Seperators Dba National Fluid Separators, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-336-2004 has 2 manufacturer part numbers on file: 038-001A006 (Marine Ventures Ltd (ata Mv Fluids Handling)), 038-001A006 (National Fluid Seperators Dba National Fluid Separators).
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.