The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-655-3232, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Air and Hydraulic Equipment, Inc. Dba Air & Hydraulic Equipment Inc. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-655-3232 |
| Primary Part Number | D74H-6AK-AD3-RMG-QDB |
| Item Name | Valve,regulating,system Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Air and Hydraulic Equipment, Inc. Dba Air & Hydraulic Equipment Inc |
| Status | ACTIVE |
| Outlet Pressure Range | 5.0 TO 150.0 BATTERY PACK |
| Mounting Facility | BRACKET |
| Filter | INCLUDED |
| 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 |
|---|---|
| D74H-6AK-AD3-RMG-QDB PRIMARY | Air and Hydraulic Equipment, Inc. Dba Air & Hydraulic Equipment Inc (USA) |
NSN 4820-01-655-3232 is a Valve,regulating,system Pressure, manufactured by Air and Hydraulic Equipment, Inc. Dba Air & Hydraulic Equipment Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-655-3232 has 1 manufacturer part number on file: D74H-6AK-AD3-RMG-QDB (Air and Hydraulic Equipment, Inc. Dba Air & Hydraulic Equipment Inc).
Key specifications for D74H-6AK-AD3-RMG-QDB: Outlet Pressure Range: 5.0 TO 150.0 BATTERY PACK; Mounting Facility: BRACKET; Special Features: 3-PORT/2-POSITION LOCKOUT VALVES HELP CONFORM TO OSHA LOCKOUT REGULATIONS; Part Name Assigned by Controlling Agency: VALVE,REGULATING,FLOAT. 3 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.