The Valve,check, cataloged under National Stock Number 4820-01-544-8044, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mendenhall Technical Services, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Valve,check |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Mendenhall Technical Services, Inc. (CAGE 0MMF3) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-544-8044 |
| Primary Part Number | 361065 CV125 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Mendenhall Technical Services, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 361004 ITEM NO. 18, 19, 30 | Mendenhall Technical Services, Inc. (USA) |
| 361065 CV125 PRIMARY | Mendenhall Technical Services, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 361065 | D/9 Drawing number reference only Mendenhall Technical Services, Inc. |
NSN 4820-01-544-8044 is a Valve,check, manufactured by Mendenhall Technical Services, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-544-8044 has 2 manufacturer part numbers on file: 361004 ITEM NO. 18, 19, 30 (Mendenhall Technical Services, Inc.), 361065 CV125 (Mendenhall Technical Services, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-587-1243. Verify interchangeability with system specifications before substitution.
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.