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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) | 01-240-8389 (012408389) |
| NCB Code | USA (01) |
| Manufacturer | Curtiss Wright Flow Control Service Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 72351-2741 S2 3 4X1 | curtiss wright flow control service corporation | valve safety relief | RFQ |
| 27DA23-120 | curtiss wright flow control service corporation | valve safety relief | RFQ |
| 2741 S2 | curtiss wright flow control service corporation | valve safety relief | RFQ |
| 12616F | curtiss wright flow control service corporation | valve safety relief | RFQ |
| 12616F3-4X1IN FLGE60PSISET | curtiss wright flow control service corporation | valve safety relief | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DIAPHRAGM |
| AECS | BOLT HOLE QUANTITY | 4 ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| CQGM | MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CSDC | OPENING PRESSURE SETTING | 60.0 POUNDS PER SQUARE INCH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.875 INCHES 2ND END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.250 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 0.500 INCHES 2ND END |
| CWCK | NOMINAL THICKNESS | 0.562 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES ALL ENDS |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 2.750 INCHES 2ND END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 3.125 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS |
| CWDL | RAISED FACE NOMINAL DIAMETER | 1.688 INCHES 2ND END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 2.000 INCHES 1ST END |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| Relevant Components for NSN - 4820-01-240-8389, 4820012408389 | ||||
| 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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