3020-01-111-4888 GEAR,INTERNAL Index 6105-01-111-4892 MOTOR,DIRECT CURRENT

National Stock Number:
3020-01-111-4890

Federal Supply Class:
3020

National Item Identification Number:
011114890

Description:
GEAR,SPUR

Detail:
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.


Manufacturer Information:
415128-105096214RAYTHEON COMPANY
86946796214RAYTHEON COMPANY
869467-196214RAYTHEON COMPANY


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY STYLEPLAIN, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER6.800 INCHES AXIALLY THROUGH BODY FIRST END
BORE NOMINAL DIAMETER5.500 INCHES BOTH ENDS
BORE STYLEW/COUNTERBORE BOTH ENDS
COUNTERBORE NOMINAL DIAMETER7.920 INCHES COUNTER BORE SECOND END
COUNTERBORE NOMINAL DIAMETER8.002 INCHES COUNTERBORE FIRST END
COUNTERBORE NOMINAL DEPTH0.090 INCHES COUNTERBORE FIRST END
COUNTERBORE NOMINAL DEPTH0.235 INCHES COUNTER BORE SECOND END
FACE NOMINAL WIDTH0.210 INCHES
HUB NOMINAL DIAMETER8.200 INCHES FIRST END
HUB STYLE DESIGNATORPLAIN FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/4,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
PITCH DIAMETER8.3125 INCHES NOMINAL
MOUNTING HOLE NOMINAL DIAMETER0.166 INCHES AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE0.132 INCHES AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE TYPE AND QUANTITY8 COUNTERBORED AND 4 THREADED AXIALLY THROUGH BODY FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.260 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER8.354 INCHES
PRECISION CLASSIFICATIONQUALITY NUMBER 8
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
TEETH QUANTITY399
TOOTH FORMSTANDARD


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