| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-551-1483 (015511483) |
| NCB Code | USA (01) |
| Manufacturer | Pearson Engineering Limited |
| MRC | Criteria | Characteristic |
|---|---|---|
| STYL | Style Designator | SCREW-IN CARTRIDGE |
| CXCY | Part Name Assigned By Controlling Agency | VENTABLE,PILOT OPERATED,BALENCED PISTON RELIEF VALVE |
| CQGM | Maximum Operating Pressure | 5000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| AKGG | Nominal Length | 4.180 INCHES ALL ENDS |
| AWLS | Connection Type | THREADED CARTRIDGE ALL ENDS |
| FEAT | Special Features | NORMALLY CLOSED PRESSURE REGULATING VALVES;WHEN PRESSURE AT PORT 1 REACHES THE VALVE SETTING, THE VALVE STARTS TO OPEN TO PORT 2, THROTTLING FLOW TO REGULATED THE PRESSURE;PORT 3 CONNECTS BETWEEN THE MAIN PISTON AND PILOT STAGE TO PROVIDE FOR REMOTE CONTROL BY OTHER PILOT OR 2-WAY VALVES;VALVES ARE ACCURATE, HAVE LOW PRESSURE RISE VS FLOW, SMOOTH AND QUIET, AND MODERATELY FAST; CAPACITY IS 30 GPM;VALVE HEX SIZE 1 1/8 IN; VALVE INSTALLATION TORQUE 45-50 LBF FT |
| MRC | Decoded Requirement | Clear Text Reply |
| Components Related to NSN - 4820-01-551-1483, 4820015511483 | ||||
| 4820-01-168-7617 (4820011687617) | 4820-00-036-1739 (4820000361739) | 4820-01-148-9383 (4820011489383) | 4820-01-416-7529 (4820014167529) | |
| 4810-01-036-3133 (4810010363133) | 4820-01-365-7068 (4820013657068) | 4820-00-475-4247 (4820004754247) | 4820-01-192-5887 (4820011925887) | |
| 4820-01-546-7933 (4820015467933) | 4820-00-366-2438 (4820003662438) | 4820-01-066-6185 (4820010666185) | 4810-00-670-3476 (4810006703476) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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