AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
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| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-289-4384 (002894384) |
| NCB Code | USA (00) |
| Manufacturer | Usm Corp, Westinghouse Electric Corp, Cashco Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| D2-8876PC780 | usm corp | valve safety relief | RFQ |
| D2-8844-781 | westinghouse electric corp | valve safety relief | RFQ |
| 22773PC1T021 | westinghouse electric corp | valve safety relief | RFQ |
| D2-8776PC781 | westinghouse electric corp | valve safety relief | RFQ |
| D2-8476PC781 | usm corp | valve safety relief | RFQ |
| 22773 | cashco inc | valve safety relief | RFQ |
| D2-8443PC781 | usm corp | valve safety relief | RFQ |
| D2-8854PC781 | westinghouse electric corp | valve safety relief | RFQ |
| 22773 | usm corp | valve safety relief | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADSU | DISK LOADING METHOD | SPRING |
| AECS | BOLT HOLE QUANTITY | 4 1ST END |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | 0.0/30.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CWCD | NOMINAL OUTSIDE DIAMETER | 5.562 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.562 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 4.438 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | PLAIN 1ST END |
| FEAT | SPECIAL FEATURES | DIAPHRAGM OPERATED |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MATT | MATERIAL | COPPER ALLOY SEAT |
| STYL | STYLE DESIGNATOR | ANGLE |
| Relevant Components for NSN - 4820-00-289-4384, 4820002894384 | ||||
| 4810-01-693-0546 (4810016930546) | 4810-01-224-8636 (4810012248636) | 4810-00-181-8826 (4810001818826) | 4810-00-533-2538 (4810005332538) | |
| 4820-01-319-3454 (4820013193454) | 4820-01-154-9733 (4820011549733) | 4810-01-176-9496 (4810011769496) | 4820-01-278-5449 (4820012785449) | |
| 4810-01-152-7681 (4810011527681) | 4810-00-127-2787 (4810001272787) | 4820-00-557-7800 (4820005577800) | 4810-01-469-1460 (4810014691460) | |
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