NSN 3020-00-166-0045, 3020001660045 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) 00-166-0045 (001660045)
NCB Code USA (00)

Technical Characteristics of NSN 3020001660045

MRCCriteriaCharacteristic
AAQLBODY STYLEWEBBED, SOLID
AGJSPITCH DIAMETER3.2500 INCHES NOMINAL
AJLATEETH QUANTITY22
ANTPBORE STYLEPLAIN BOTH ENDS
CBBLFEATURES PROVIDEDSPECIAL MARKING
CQFMHARDNESS RATING12.7 ROCKWELL C MINIMUM OVERALL AND 20.5 ROCKWELL C MAXIMUM OVERALL
CWCDNOMINAL OUTSIDE DIAMETER3.375 INCHES
CWMWTEETH TYPESINGLE HELIX
CWNHTOOTH FORMSTANDARD
CWNMTOOTH DIRECTIONRIGHT
CWPPPRESSURE ANGLE14.5000 DEGREES
CWPZHELIX ANGLE28.3574 DEGREES
CWQRNOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.010 INCHES FIRST END
CWQRNOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END0.032 INCHES SECOND END
CWRMFACE NOMINAL WIDTH0.875 INCHES
CWRSBORE NOMINAL DIAMETER1.375 INCHES BOTH ENDS
CWSNKEYWAY NOMINAL WIDTH0.252 INCHES BOTH ENDS
CWSRNOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.826 INCHES BOTH ENDS
CWTRHUB STYLE DESIGNATORPLAIN BOTH ENDS
CWTXHUB NOMINAL DIAMETER1.940 INCHES BOTH ENDS
FEATSPECIAL FEATURES2ND END CHAMFERED 0.112 IN. BY 45 DEG; 1ST END TIMING MARK ON SIDE OF TOOTH 45 DEG 5 MIN CW FROM KEYWAY
MATTIII MATERIALIRON OVERALL

  Relevant Components for NSN - 3020-00-166-0045, 3020001660045

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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