Item Name | Valve Safety Relief |
Federal Supply Group (FSG) | Valves |
Federal Supply Class (FSC) | 4820 Valves Nonpowered |
National Item Identification Number (NIIN) | 00-142-1020 (001421020) |
NCB Code | USA (00) |
Manufacturer | Ashcroft Inc, Dresser Industries 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 | 49500.0 POUNDS PER HOUR |
AECS | BOLT HOLE QUANTITY | 8 1ST END |
AECS | BOLT HOLE QUANTITY | 9 2ND 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 | VALVE STEM LOCK SHIELD |
CCFG | VALVE SIZE | 2.500 INCHES |
CSDC | OPENING PRESSURE SETTING | 630.0 POUNDS PER SQUARE INCH |
CWCD | NOMINAL OUTSIDE DIAMETER | 7.500 INCHES 1ST END |
CWCD | NOMINAL OUTSIDE DIAMETER | 8.688 INCHES 2ND END |
CWCK | NOMINAL THICKNESS | 0.750 INCHES 2ND END |
CWCK | NOMINAL THICKNESS | 1.125 INCHES 1ST END |
CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 6.000 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 | 5.312 INCHES |
CWCT | BOLT CIRCLE NOMINAL DIAMETER | 5.875 INCHES 1ST END |
CWCT | BOLT CIRCLE NOMINAL DIAMETER | 7.125 INCHES 2ND END |
CWDF | FLANGE FACE DESIGN | PLAIN 2ND END |
CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END |
CWDH | RAISED FACE NOMINAL HEIGHT | 0.250 INCHES 1ST END |
CWDL | RAISED FACE NOMINAL DIAMETER | 4.125 INCHES 1ST END |
STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
Relevant Components for NSN - 4820-00-142-1020, 4820001421020 | ||||
4810-01-547-2012 (4810015472012) | 4820-01-698-0859 (4820016980859) | 4810-01-240-8588 (4810012408588) | 4820-01-380-2942 (4820013802942) | |
4820-01-226-2114 (4820012262114) | 4820-01-457-2193 (4820014572193) | 4820-01-420-4996 (4820014204996) | 4820-00-758-7343 (4820007587343) | |
4820-01-435-2099 (4820014352099) | 4810-01-178-7003 (4810011787003) | 4810-01-259-7300 (4810012597300) | 4820-01-200-8668 (4820012008668) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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