Recently Updated NSN 3020-01-055-7643 Or (3020010557643) Part List

Item Name Gear Antibacklash Spur
Federal Supply Group (FSG) Mechanical Power Transmission Equipment
Federal Supply Class (FSC) 3020 Gear Pulley Sprocket and Transmission Chain
National Item Identification Number (NIIN) 01-055-7643 (010557643)
NCB Code USA (01)
Manufacturer Marino Enterprises Inc, Raytheon Company, Westfield Precision Products Inc, Kosmo Gears, Designatronics Incorporated
Part Number Manufacturer Item Name RFQ
901044-1C marino enterprises inc gear antibacklash spur RFQ
901044 raytheon company gear antibacklash spur RFQ
9830009W westfield precision products inc gear antibacklash spur RFQ
901044-1C westfield precision products inc gear antibacklash spur RFQ
901044-1C kosmo gears gear antibacklash spur RFQ
901044-1C designatronics incorporated gear antibacklash spur RFQ
901044-1C raytheon company gear antibacklash spur RFQ

Technical Characteristics of NSN 3020010557643

MRCCriteriaCharacteristic
ABSXATTACHMENT METHODCLAMP
AGJSPITCH DIAMETER2.7500 INCHES NOMINAL
AJLATEETH QUANTITY176
ANTPBORE STYLEPLAIN BOTH ENDS
CWCDNOMINAL OUTSIDE DIAMETER2.781 INCHES
CWNHTOOTH FORMSTANDARD
CWPPPRESSURE ANGLE20.0000 DEGREES
CWQLNOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.044 INCHES SECOND END
CWQLNOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.282 INCHES FIRST END
CWRMFACE NOMINAL WIDTH0.104 INCHES
CWRSBORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
CWRSBORE NOMINAL DIAMETER0.312 INCHES SECOND END
CWTRHUB STYLE DESIGNATOR2 STEPS FIRST END
CWTRHUB STYLE DESIGNATORPLAIN SECOND END
CWTXHUB NOMINAL DIAMETER2.750 INCHES BETWEEN BODY AND FLANGE
CWWHEND NOMINAL LENGTH0.141 INCHES FIRST END
CWWNEND NOMINAL DIAMETER0.312 INCHES FIRST END
CWWSFIRST STEP NOMINAL LENGTH0.062 INCHES FIRST END
CWXBFIRST STEP NOMINAL DIAMETER0.302 INCHES FIRST END
CWXGSECOND STEP NOMINAL LENGTH0.078 INCHES FIRST END
CWXLSECOND STEP NOMINAL DIAMETER0.500 INCHES FIRST END
MATTMATERIALSTEEL OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SFTTSURFACE TREATMENTPASSIVATE OVERALL
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
STYLSTYLE DESIGNATORPROTRUDING HUBS

Relevant Components for NSN - 3020-01-055-7643, 3020010557643
3040-99-750-9441 (3040997509441) 3040-01-309-9880 (3040013099880) 3020-00-056-1680 (3020000561680) 3040-01-592-1774 (3040015921774)
3040-01-340-6053 (3040013406053) 3040-01-424-7637 (3040014247637) 3020-00-762-8849 (3020007628849) 3040-01-411-4890 (3040014114890)
3020-01-163-7221 (3020011637221) 3030-00-041-2888 (3030000412888) 3030-00-421-7151 (3030004217151) 3040-01-256-3453 (3040012563453)

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