The Valve,safety Relief, cataloged under National Stock Number 4820-01-134-8371, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-134-8371 |
| Primary Part Number | 62168 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker Hannifin Corporation Div Hydraulic Systems Division |
| Status | ACTIVE |
| Connection Style | BEADED (HOSE) SECOND END |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Media for Which Designed | HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE |
| Opening Pressure Setting | 50.0 POUNDS PER SQUARE INCH LBS |
| Valve Operation Method | AUTOMATIC |
| Valve Discharge Flow Rate | 7.0 GALLONS PER MINUTE |
| Thread Direction | RIGHT-HAND FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Maximum Operating Temp | 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Class | 3A FIRST END A |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.375 INCHES SECOND END IN |
| Material | ALUMINUM BODY |
| Style Designator | ANGLE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-134-8371 is a Valve,safety Relief, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-134-8371 has 3 cross-referenced part numbers: H844 (Ausco Inc), 62168 (Parker Hannifin Corporation Div Hydraulic Systems Division), 62168 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations).
There are 3 known substitutes for 4820-01-134-8371: 5961-00-809-1898, 5950-01-205-2600, 7690-01-732-0565. Verify interchangeability with system specifications before substitution.
Key specifications for 62168: Connection Style: BEADED (HOSE) SECOND END; Nominal Thread Size: 0.562 INCHES FIRST END IN; Special Features: WITH MANUAL OVERRIDE; Media for Which Designed: HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE. 18 total characteristics are documented in the Federal Logistics Information System.