The Valve,safety Relief, cataloged under National Stock Number 4820-01-733-8593, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-733-8593 |
| Primary Part Number | PV-05-12MP |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters |
| Status | ACTIVE |
| Connection Style | PLAIN (TUBE) FIRST END |
| Minimum Operating Temp | -40.0 FAHRENHEIT DEGF |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | HYDRAULIC FLUID, PETROLEUM BASE OVERALL |
| Thread Quantity Per Inch | 14 OVERALL |
| Material | STEEL BODY |
| Thread Series Designator | NPTF OVERALL |
| 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 |
|---|---|
| PV-05-12MP PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| 224744 | Allied Systems Company Dba Allied Systems Co (USA) |
NSN 4820-01-733-8593 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-733-8593 has 2 manufacturer part numbers on file: PV-05-12MP (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), 224744 (Allied Systems Company Dba Allied Systems Co).
Key specifications for PV-05-12MP: Connection Style: PLAIN (TUBE) FIRST END; Minimum Operating Temp: -40.0 FAHRENHEIT DEGF; Style Designator: STRAIGHT THRU; Media for Which Designed: HYDRAULIC FLUID, PETROLEUM BASE OVERALL. 8 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.