3020-00-269-2280 GEAR,SPUR Index 3020-00-269-2282 GEAR,SPUR

National Stock Number:
3020-00-269-2281

Federal Supply Class:
3020

National Item Identification Number:
002692281

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:
185249403956NORTHROP GRUMMAN SYSTEMS CORPORATION
185249456232LOCKHEED MARTIN CORPORATION


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY RECESS NOMINAL DEPTH0.125 INCHES FIRST END
BODY STYLEWEBBED, OFFSET, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER2.375 INCHES AXIALLY THROUGH BODY FIRST END
BORE NOMINAL DIAMETER1.875 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
FACE NOMINAL WIDTH0.312 INCHES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
PITCH DIAMETER3.0000 INCHES NOMINAL
MOUNTING HOLE NOMINAL DIAMETER0.1400 INCHES AXIALLY THROUGH BODY FIRST END
MOUNTING HOLE TYPE AND QUANTITY4 PLAIN AXIALLY THROUGH BODY FIRST END
NOMINAL OUTSIDE DIAMETER3.031 INCHES
PRECISION CLASSIFICATIONQUALITY NUMBER 10
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORHUBLESS, RECESSED BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
TEETH QUANTITY192
TOOTH FORMSTANDARD


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