| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-875-1574 (008751574) |
| NCB Code | USA (00) |
| Manufacturer | Curtiss Wright Flow Control Service Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADSR | BONNET TYPE | INSIDE SPRING |
| AECS | BOLT HOLE QUANTITY | 14 1ST END |
| AEHZ | MAXIMUM OPERATING TEMP | 650.0 DEG FAHRENHEIT SINGLE RESPONSE |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| AWLS | CONNECTION TYPE | FLANGE 2ND END |
| CCFG | VALVE SIZE | 8.000 INCHES |
| CQGM | MAXIMUM OPERATING PRESSURE | 50.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CWCD | NOMINAL OUTSIDE DIAMETER | 12.750 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 0.812 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 1.437 INCHES 2ND END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.687 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.875 INCHES 2ND END |
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 10.000 INCHES |
| CWDF | FLANGE FACE DESIGN | PLAIN 1ST END |
| MATT | MATERIAL | STEEL BODY |
| MATT | MATERIAL | STEEL COMP 303 FLOW CONTROL DEVICE |
| STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| ADSU | DISK LOADING METHOD | SPRING |
| AECS | BOLT HOLE QUANTITY | 12 2ND END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AZGM | MOUNTING FACILITY | BRACKET |
| CWCD | NOMINAL OUTSIDE DIAMETER | 12.500 INCHES 2ND END |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 9.187 INCHES |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 10.625 INCHES 2ND END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 11.062 INCHES 1ST END |
| MATT | MATERIAL | STEEL COMP 416 PACKING |
| MATT | MATERIAL | STEEL COMP 416 STEM |
| Relevant Components for NSN - 4820-00-875-1574, 4820008751574 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
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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