3020-01-128-3026 GEAR,INTERNAL Index 3020-01-128-3029 GEAR CLUSTER

National Stock Number:
3020-01-128-3028

Federal Supply Class:
3020

National Item Identification Number:
011283028

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:
10106674A486GNIMIKKEISTOKESKUS NCB FINLAND
437B11517472EATON AEROSPACE LLC
437B11572121EATON MOTOR SITE


Techincal Specification:
BODY STYLEPLAIN, SOLID
END NOMINAL DIAMETER0.125 INCHES FIRST END
END NOMINAL DIAMETER0.125 INCHES SECOND END
END NOMINAL LENGTH0.125 INCHES SECOND END
END NOMINAL LENGTH0.200 INCHES FIRST END
FACE NOMINAL WIDTH0.125 INCHES
FIRST STEP NOMINAL DIAMETER0.312 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER0.312 INCHES SECOND END
FIRST STEP NOMINAL LENGTH0.020 INCHES SECOND END
FIRST STEP NOMINAL LENGTH0.020 INCHES FIRST END
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HUB STYLE DESIGNATOR1 STEP BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4340 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.195 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.220 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER0.402 INCHES
PITCH DIAMETER0.3750 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUBS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTOXIDE OVERALL
TEETH QUANTITY27
TOOTH FORMSTANDARD


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