Purchasing Efficiency, owned and operated by ASAP Semiconductor, is an industry-leading distributor of parts used in the aviation and defense industries. Our mission is to simplify the parts procurement process by enabling our customers to search through our inventory of over six billion parts quickly and efficiently. Type in your desired NSN such as 4820-01-551-1483 or any top part number like ND-9215 into our search engine and our available stocks will appear in a matter of seconds.
We are an AS9120B, ISO 9001:2015, and FAA AC 0056B accreditation company, and the only independent distributor with a No China Sourcing pledge. Our dedicated account managers offer customized solutions for the needs of our clients, including high priority AOG issues. If you would like to receive a quote for NSN 4820-01-551-1483, fill out a request for quote form today.
| Item Name | Valve Safety Relief |
| INC Code | 05488 |
| 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 |
| 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 |
| Relevant Components for NSN - 4820-01-551-1483, 4820015511483 | ||||
| 4820-01-241-4560 (4820012414560) | 4820-01-620-7271 (4820016207271) | 4820-01-321-8714 (4820013218714) | 4820-01-317-3893 (4820013173893) | |
| 4820-01-663-7420 (4820016637420) | 4820-01-280-8937 (4820012808937) | 4820-01-535-8371 (4820015358371) | 4820-01-505-7772 (4820015057772) | |
| 4820-01-343-8610 (4820013438610) | 4820-01-070-1756 (4820010701756) | 4820-01-211-6943 (4820012116943) | 4810-01-493-5317 (4810014935317) | |
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