The Cartridge,check Valve, cataloged under National Stock Number 4820-01-628-0622, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Defense Maritime Solutions, Inc.. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-628-0622 |
| Primary Part Number | RAH161S10 |
| Item Name | Cartridge,check Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Defense Maritime Solutions, 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 |
|---|---|
| RAH161S10 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| RAH161S10 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| DAAK100146 POS NR 427.01 | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| RAH161S10 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-628-0622 is a Cartridge,check Valve, manufactured by Defense Maritime Solutions, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-628-0622 has 3 manufacturer part numbers on file: RAH161S10 (Defense Maritime Solutions, Inc.), RAH161S10 (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), DAAK100146 POS NR 427.01 (Defense Maritime Solutions, Inc.).
Key specifications for RAH161S10: Part Name Assigned by Controlling Agency: HYDRAULIC VALVE THREADED CARTRIDGE RELIEF; End Item Identification: PUMPSET, LUBRICATION. 0 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.