| 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 |
| Components Related to NSN - 4820-01-505-7904, 4820015057904 | ||||
| 4820-00-768-0509 (4820007680509) | 4820-01-572-6332 (4820015726332) | 4810-01-388-5111 (4810013885111) | 4820-00-001-1674 (4820000011674) | |
| 4820-01-417-3999 (4820014173999) | 4820-00-988-9195 (4820009889195) | 4820-01-651-5916 (4820016515916) | 4810-01-291-5811 (4810012915811) | |
| 4820-01-382-3164 (4820013823164) | 4820-01-070-6082 (4820010706082) | 4820-01-363-1911 (4820013631911) | 4820-01-312-8350 (4820013128350) | |
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