| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-202-5522 (002025522) |
| NCB Code | USA (00) |
| Manufacturer | Inrange Technologies Corporation, Crane Corp, Texsteam Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | Thread Direction | RIGHT-HAND 1ST END |
| AAAR | Nominal Pipe Size Accommodated | 1.000 INCHES 2ND END |
| MATT | Material | COPPER ALLOY BODY |
| AWLS | Connection Type | THREADED INTERNAL PIPE 1ST END |
| AAJF | Thread Direction | RIGHT-HAND 2ND END |
| MDCL | Material Document And Classification | QQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| ADSR | Bonnet Type | INSIDE SPRING |
| ADST | Bonnet Attachment Method | THREADED |
| ADQU | Flow Control Device | DISK |
| ADSU | Disk Loading Method | SPRING |
| CBBL | Features Provided | PRESSURE TIGHT OUTLET SIDE |
| AQLR | Valve Operation Method | AUTOMATIC OR |
| THSD | Thread Series Designator | NPT 2ND END |
| MATT | Material | COPPER ALLOY FLOW CONTROL DEVICE |
| AQLR | Valve Operation Method | MANUAL |
| MATT | Material | COPPER ALLOY SEAT |
| MRC | Decoded Requirement | Clear Text Reply |
| MATT | Material | STEEL STEM |
| THSD | Thread Series Designator | NPT 1ST END |
| AWLS | Connection Type | THREADED EXTERNAL PIPE 2ND END |
| MDCL | Material Document And Classification | QQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
| AHNC | Connection Style | PLAIN,OPTIONAL END(PIPE) 1ST END |
| AHNC | Connection Style | PLAIN (PIPE) 2ND END |
| AAAR | Nominal Pipe Size Accommodated | 1.000 INCHES 1ST END |
| STYL | Style Designator | ANGLE |
| CQJX | Nominal Thread Size | 1.000 INCHES 1ST END |
| CQJX | Nominal Thread Size | 1.000 INCHES 2ND END |
| CSDC | Opening Pressure Setting | 40.0 POUNDS PER SQUARE INCH |
| MDCL | Material Document And Classification | QQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| ADSY | Valve Discharge Flow Rate | 387.0 POUNDS PER HOUR |
| Components Related to NSN - 4820-00-202-5522, 4820002025522 | ||||
| 4810-20-003-8822 (4810200038822) | 4810-01-014-8016 (4810010148016) | 4810-01-084-1238 (4810010841238) | 4810-01-411-7729 (4810014117729) | |
| 4820-01-408-3745 (4820014083745) | 4820-01-456-9072 (4820014569072) | 4820-01-297-1947 (4820012971947) | 4820-01-135-8329 (4820011358329) | |
| 4820-00-214-6773 (4820002146773) | 4810-01-588-5008 (4810015885008) | 4820-01-538-8242 (4820015388242) | 4820-01-628-7496 (4820016287496) | |
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