NSN 3020-00-264-9640, 3020002649640 Details - Gear Helical Parts List

Item Name Gear Helical
Federal Supply Group (FSG) Mechanical Power Transmission Equipment
Federal Supply Class (FSC) 3020 Gear Pulley Sprocket and Transmission Chain
National Item Identification Number (NIIN) 00-264-9640 (002649640)
NCB Code USA (00)

Technical Characteristics of NSN 3020002649640

MRCCriteriaCharacteristic
AAQLBODY STYLEPLAIN, SOLID
ABSASPLINE QUANTITY10 BOTH ENDS
AGJSPITCH DIAMETER6.4200 INCHES NOMINAL
AJLATEETH QUANTITY26
ANTPBORE STYLESTRAIGHT SPLINE BOTH ENDS
CQFMHARDNESS RATING58.0 ROCKWELL C MINIMUM HUB AND 61.0 ROCKWELL C MAXIMUM HUB
CQFMHARDNESS RATING58.0 ROCKWELL C MINIMUM TEETH AND 61.0 ROCKWELL C MAXIMUM TEETH
CWCDNOMINAL OUTSIDE DIAMETER6.8700 INCHES
CWMWTEETH TYPESINGLE HELIX
CWNHTOOTH FORMSTANDARD
CWNMTOOTH DIRECTIONRIGHT
CWPPPRESSURE ANGLE20.0000 DEGREES
CWPZHELIX ANGLE23.0000 DEGREES
CWQLNOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END4.4375 INCHES FIRST END
CWRMFACE NOMINAL WIDTH3.750 INCHES
CWRSBORE NOMINAL DIAMETER2.9557 INCHES BOTH ENDS
CWTRHUB STYLE DESIGNATOR1 STEP FIRST END
CWWHEND NOMINAL LENGTH3.9375 INCHES FIRST END
CWWNEND NOMINAL DIAMETER5.906 INCHES FIRST END
CWWSFIRST STEP NOMINAL LENGTH0.500 INCHES FIRST END
CWXBFIRST STEP NOMINAL DIAMETER6.500 INCHES FIRST END
FEATSPECIAL FEATURESCOUNTERBORE BOTH ENDS,1.125 IN. DEEP BY 4.505 IN. DIA AND 1.625 IN. DEEP BY 4.125 IN. DIA
MATTIII MATERIALSTEEL OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,ALLOY NO. 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLSTYLE DESIGNATORPROTRUDING HUB

  Relevant Components for NSN - 3020-00-264-9640, 3020002649640

3010-00-001-0013 (3010000010013) 3010-00-001-0069 (3010000010069) 3010-00-001-2168 (3010000012168) 3010-00-001-2173 (3010000012173)
3010-00-001-3588 (3010000013588) 3010-00-001-5963 (3010000015963) 3010-00-001-6187 (3010000016187) 3010-00-001-6188 (3010000016188)
3010-00-001-6189 (3010000016189) 3010-00-001-6191 (3010000016191) 3010-00-001-6230 (3010000016230) 3010-00-001-6242 (3010000016242)

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