The Valve,safety Relief, cataloged under National Stock Number 4820-01-472-9923, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydraforce Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-472-9923 |
| Primary Part Number | RV10-20A-0-N-33 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hydraforce Inc |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Connection Style | PLAIN (SCREW-IN CARTRIDGE) ALL ENDS |
| Connection Type | THREADED CARTRIDGE FIRST END |
| Style Designator | SCREW-IN CARTRIDGE |
| Operating Pressure | 240.0 BAR MAXIMUM POWER DRIVE |
| Material | ALUMINUM ALLOY 6061 BODY |
| Valve Operation Method | HYDRAULIC |
| 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 |
|---|---|
| RV10-20A-0-N-33 | Berendsen Fluid Power Berendsen Fluid Power Pty Ltd (AUS) |
| PW0030-01-06 | Berendsen Fluid Power Berendsen Fluid Power Pty Ltd (AUS) |
| RV10-20A-0-N-33 PRIMARY | Hydraforce Inc (USA) |
NSN 4820-01-472-9923 is a Valve,safety Relief, manufactured by Hydraforce Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-472-9923 has 3 manufacturer part numbers on file: RV10-20A-0-N-33 (Berendsen Fluid Power Berendsen Fluid Power Pty Ltd), PW0030-01-06 (Berendsen Fluid Power Berendsen Fluid Power Pty Ltd), RV10-20A-0-N-33 (Hydraforce Inc).
Key specifications for RV10-20A-0-N-33: Flow Control Device: POPPET; Connection Style: PLAIN (SCREW-IN CARTRIDGE) ALL ENDS; Connection Type: THREADED CARTRIDGE FIRST END; Style Designator: SCREW-IN CARTRIDGE. 7 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.