| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-877-2789 (008772789) |
| NCB Code | USA (00) |
| Manufacturer | Kunkle Industries Inc, Anderson Greenwood Lp |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| CCFG | VALVE SIZE | 3.000 INCHES |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 2.812 INCHES |
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 2.687 INCHES |
| CWDF | FLANGE FACE DESIGN | PLAIN 1ST END |
| STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADST | BONNET ATTACHMENT METHOD | THREADED |
| ADSU | DISK LOADING METHOD | SPRING |
| ARKN | FLANGE SHAPE | ROUND 1ST END |
| AZGM | MOUNTING FACILITY | BRACKET |
| Relevant Components for NSN - 4820-00-877-2789, 4820008772789 | ||||
| 4820-00-405-2314 (4820004052314) | 4820-01-644-7717 (4820016447717) | 4820-00-138-5801 (4820001385801) | 4820-01-478-3615 (4820014783615) | |
| 4810-01-231-9665 (4810012319665) | 4810-01-463-1795 (4810014631795) | 4820-01-270-4213 (4820012704213) | 4820-01-482-5390 (4820014825390) | |
| 4810-01-574-6488 (4810015746488) | 4820-01-375-3688 (4820013753688) | 4810-01-486-6370 (4810014866370) | 4820-01-562-8058 (4820015628058) | |
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