Item Name | Valve Safety Relief |
Federal Supply Group (FSG) | Valves |
Federal Supply Class (FSC) | 4820 Valves Nonpowered |
National Item Identification Number (NIIN) | 00-175-4796 (001754796) |
NCB Code | USA (00) |
Manufacturer | Dresser Industries Inc, Ashcroft Inc |
MRC | Criteria | Characteristic |
---|---|---|
ADQU | FLOW CONTROL DEVICE | DISK |
ADSR | BONNET TYPE | EXPOSED SPRING |
ADST | BONNET ATTACHMENT METHOD | BOLTED |
ADSU | DISK LOADING METHOD | SPRING |
ADSY | VALVE DISCHARGE FLOW RATE | 39500.0 POUNDS PER HOUR |
ADZH | RENEWABLE SEAT RING TYPE | THREADED |
AECS | BOLT HOLE QUANTITY | 8 2ND END |
AECS | BOLT HOLE QUANTITY | 9 1ST END |
AQLR | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
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 |
CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
CCFG | VALVE SIZE | 2.500 INCHES |
CSDC | OPENING PRESSURE SETTING | 685.0 POUNDS PER SQUARE INCH |
CWCD | NOMINAL OUTSIDE DIAMETER | 7.500 INCHES 2ND END |
CWCD | NOMINAL OUTSIDE DIAMETER | 8.688 INCHES 1ST END |
CWCK | NOMINAL THICKNESS | 0.875 INCHES 1ST END |
CWCK | NOMINAL THICKNESS | 1.188 INCHES 2ND END |
CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 5.968 INCHES |
CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.812 INCHES 1ST END |
CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.812 INCHES 2ND END |
CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 5.250 INCHES |
CWCT | BOLT CIRCLE NOMINAL DIAMETER | 5.875 INCHES 2ND END |
CWCT | BOLT CIRCLE NOMINAL DIAMETER | 7.125 INCHES 1ST END |
CWDF | FLANGE FACE DESIGN | PLAIN 1ST END |
CWDF | FLANGE FACE DESIGN | PLAIN 2ND END |
FEAT | SPECIAL FEATURES | THE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET |
MATT | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
MATT | MATERIAL | STEEL CORROSION RESISTING SEAT |
MATT | MATERIAL | STEEL CORROSION RESISTING STEM |
STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY THE VALVE DISCHARGE FLOW RATE REQUIREMENT |
Relevant Components for NSN - 4820-00-175-4796, 4820001754796 | ||||
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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