The Valve,safety Relief, cataloged under National Stock Number 4820-01-547-2756, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Cartridge Systems Division. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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 | 4820-01-547-2756 |
| Primary Part Number | C04B3HZN |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Cartridge Systems Division |
| Status | ACTIVE |
| Style Designator | SCREW-IN CARTRIDGE |
| Media for Which Designed | HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Series Designator | UNF FIRST END |
| Adjustable Pressure Range | +145.0 TO 3000.0 POUNDS PER SQUARE INCH LBS |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Maximum Operating Temp | 210.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flow Control Device | POPPET |
| Connection Type | THREADED CARTRIDGE FIRST END |
| Thread Direction | RIGHT-HAND FIRST END |
| Valve Discharge Flow Rate | 32.0 GALLONS PER MINUTE |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-547-2756 is a Valve,safety Relief, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Cartridge Systems Division, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-547-2756 has 4 cross-referenced part numbers: 04-05-05 (Langa Industrial Sa), C04B3HZN (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Cartridge Systems Division), 04-05-05 (Oshkosh Aerotech Uk Limited), C04B3HZN (Sterling Hydraulics Inc).
There are 3 known substitutes for 4820-01-547-2756: 5310-01-011-7989, 6510-01-519-5877, 5340-01-586-2285. Verify interchangeability with system specifications before substitution.
Key specifications for C04B3HZN: Style Designator: SCREW-IN CARTRIDGE; Media for Which Designed: HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Thread Series Designator: UNF FIRST END. 14 total characteristics are documented in the Federal Logistics Information System.