3020-00-328-8177 GEAR AND PINS ASSEMBLY Index 4820-00-328-8180 VALVE,SAFETY RELIEF

National Stock Number:
3020-00-328-8179

Federal Supply Class:
3020

National Item Identification Number:
003288179

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:
180978-10AHP5CURTISS-WRIGHT CONTROLS, INC.
180978-171791CURTISS-WRIGHT CONTROLS, INC.


Techincal Specification:
BODY STYLEPLAIN, SOLID
BORE NOMINAL DEPTH2.970 INCHES BOTH ENDS
BORE NOMINAL DIAMETER0.4400 INCHES BOTH ENDS
BORE STYLEPARTIAL BOTH ENDS
END NOMINAL DIAMETER0.6245 INCHES SECOND END
END NOMINAL DIAMETER0.6247 INCHES FIRST END
END NOMINAL LENGTH0.4000 INCHES FIRST END
END NOMINAL LENGTH1.2220 INCHES SECOND END
FACE NOMINAL WIDTH0.175 INCHES
FIRST STEP NOMINAL DIAMETER0.5600 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER0.7900 INCHES SECOND END
FIRST STEP NOMINAL LENGTH0.0500 INCHES SECOND END
FIRST STEP NOMINAL LENGTH2.0830 INCHES FIRST END
HUB STYLE DESIGNATOR1 STEP SECOND END
HUB STYLE DESIGNATOR2 STEPS FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9,T73 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-A-225/9,T651 FED SPEC SINGLE MATERIAL RESPONSE AND QQ-A-225/11,T73 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 7075 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END1.2720 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END2.4930 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER0.9260 INCHES
PITCH DIAMETER0.8571 INCHES NOMINAL
PRECISION CLASSIFICATIONIS0 PRECISION CLASS 1
PRESSURE ANGLE25.0000 DEGREES
SECOND STEP NOMINAL DIAMETER0.7900 INCHES FIRST END
SECOND STEP NOMINAL LENGTH0.0100 INCHES FIRST END
STYLE DESIGNATORPROTRUDING HUBS
SPECIAL FEATURESSPLINE ON END OF HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
TEETH QUANTITY24
TOOTH FORMSTANDARD


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