AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-334-1374 (013341374) |
| NCB Code | USA (01) |
| Manufacturer | Dresser Industries Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 315223 | dresser industries inc | valve safety relief | RFQ |
| PL315223 ASSY 1905-30GC-1 | dresser industries inc | valve safety relief | RFQ |
| 1905-30GC-1 S-N | dresser industries inc | valve safety relief | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADSU | DISK LOADING METHOD | SPRING |
| 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 | 2.500 INCHES |
| CWCD | NOMINAL OUTSIDE DIAMETER | 7.000 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 0.563 INCHES 2ND END |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.750 INCHES |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES 2ND END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES 1ST END |
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.875 INCHES |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 3.875 INCHES 2ND END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 2ND END |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES ALL ENDS |
| CWDL | RAISED FACE NOMINAL DIAMETER | 4.125 INCHES 1ST END |
| STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| AECS | BOLT HOLE QUANTITY | 4 1ST END |
| CWCK | NOMINAL THICKNESS | 0.688 INCHES 1ST END |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| CQCY | ADJUSTABLE PRESSURE RANGE | 19.0/25.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CWCD | NOMINAL OUTSIDE DIAMETER | 5.000 INCHES 2ND END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 2.875 INCHES 2ND END |
| MATT | MATERIAL | STEEL COMP 316 FLOW CONTROL DEVICE |
| AECS | BOLT HOLE QUANTITY | 4 2ND END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| MATT | MATERIAL | STEEL BODY |
| Relevant Components for NSN - 4820-01-334-1374, 4820013341374 | ||||
| 4810-00-872-2016 (4810008722016) | 4810-01-701-8537 (4810017018537) | 4820-01-147-9334 (4820011479334) | 4820-01-654-7545 (4820016547545) | |
| 4820-01-701-6726 (4820017016726) | 4820-01-310-4503 (4820013104503) | 4820-01-346-3872 (4820013463872) | 4820-01-477-2791 (4820014772791) | |
| 4810-01-665-1605 (4810016651605) | 4820-01-487-1839 (4820014871839) | 4820-01-528-2828 (4820015282828) | 4820-01-340-1265 (4820013401265) | |
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