| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-505-7904 (015057904) |
| NCB Code | USA (01) |
| Manufacturer | Carleton Technologies Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AWLS | Connection Type | FLANGE ALL ENDS |
| CWCQ | Bolt Hole Nominal Diameter | 0.750 INCHES ALL ENDS |
| CWCK | Nominal Thickness | 1.100 INCHES ALL ENDS |
| CWDL | Raised Face Nominal Diameter | 5.000 INCHES ALL ENDS |
| CWDF | Flange Face Design | RAISED STRAIGHT ALL ENDS |
| MEDA | Media For Which Designed | REFRIGERANT, HALOGENATED SINGLE RESPONSE |
| AECS | Bolt Hole Quantity | 4 ALL ENDS |
| CQGM | Maximum Operating Pressure | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CWCD | Nominal Outside Diameter | 7.500 INCHES ALL ENDS |
| CWCT | Bolt Circle Nominal Diameter | 6.000 INCHES ALL ENDS |
| AEHZ | Maximum Operating Temp | 150.0 DEG FAHRENHEIT SINGLE RESPONSE |
| ARKN | Flange Shape | ROUND WITH HOLES ALL ENDS |
| MATT | Material | COPPER ALLOY BODY |
| CWCL | First Connection Face To Centerline Distance | 5.000 INCHES |
| CWDH | Raised Face Nominal Height | 0.060 INCHES ALL ENDS |
| CSDC | Opening Pressure Setting | 75.0 POUNDS PER SQUARE INCH |
| AQLR | Valve Operation Method | AUTOMATIC |
| CWCR | Second Connection Face To Centerline Distance | 5.000 INCHES |
| ADQU | Flow Control Device | DIAPHRAGM |
| MDCL | Material Document And Classification | ASTM DS-56 UNS:C83600 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| CCFG | Valve Size | 3.000 INCHES |
| STYL | Style Designator | ERR-090 |
| MRC | Decoded Requirement | Clear Text Reply |
| Relevant Components for NSN - 4820-01-505-7904, 4820015057904 | ||||
| 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) | |
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