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NSN 4820-00-455-2118, (4820004552118) Parts Inventory

Item Name Valve Check
Federal Supply Group (FSG) Valves
Federal Supply Class (FSC) 4820 Valves Nonpowered
National Item Identification Number (NIIN) 00-455-2118 (004552118)
NCB Code USA (00)
Manufacturer Crissair Inc, Sikorsky Aircraft Corporation
Part Number Manufacturer Item Name Cage Code RFQ
2C7450-4 crissair inc valve check 99240 RFQ
SS70-912N4C sikorsky aircraft corporation valve check 78286 RFQ
SS70 sikorsky aircraft corporation valve check 78286 RFQ

Technical Characteristics of NSN 4820004552118

MRCCriteriaCharacteristic
AAJDTHREAD CLASS2A ALL ENDS
AAJFTHREAD DIRECTIONRIGHT-HAND ALL ENDS
ADQUFLOW CONTROL DEVICEPOPPET
ADSUDISK LOADING METHODSPRING
AHNCCONNECTION STYLEFLARELESS ALL ENDS
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
AZGMMOUNTING FACILITYBULKHEAD
BBJXMOUNTING POSITIONHORIZONTAL OR VERTICAL
CQJXNOMINAL THREAD SIZE0.438 INCHES ALL ENDS
CQRBSEAT ANGLE37.0 DEGREES ALL ENDS
MATTMATERIALSTEEL CORROSION RESISTING OVERALL
SFTTSURFACE TREATMENTPASSIVATE
STYLSTYLE DESIGNATORCROSS
THSDTHREAD SERIES DESIGNATORUNF ALL ENDS

Relevant Components for NSN - 4820-00-455-2118, 4820004552118
4820-01-396-8269 (4820013968269) 4820-01-394-6183 (4820013946183) 4820-00-971-1986 (4820009711986) 4820-01-631-7474 (4820016317474)
4810-01-315-8174 (4810013158174) 4820-01-045-1164 (4820010451164) 4820-01-169-9733 (4820011699733) 4820-01-233-9010 (4820012339010)
4820-01-169-8577 (4820011698577) 4820-01-130-1407 (4820011301407) 4810-01-641-9373 (4810016419373) 4820-01-646-8601 (4820016468601)

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