1660-00-795-7972 DIFFUSER,AIR,AIRCRAFT HEATING AN Index 1680-00-795-7977 CLAMP,FIRE DETECTIO

National Stock Number:
3020-00-795-7973

Federal Supply Class:
3020

National Item Identification Number:
007957973

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:
757-0429-00113499ROCKWELL COLLINS, INC.


Techincal Specification:
MATERIALALUMINUM ALLOY 2017 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/5,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
TEETH QUANTITY84
TOOTH FORMSTANDARD
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUBS
PITCH DIAMETER1.7500 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER1.791 INCHES
FACE NOMINAL WIDTH0.100 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.221 INCHES FIRST END
0.015 INCHES SECOND END
BORE STYLEW/COUNTERBORE BOTH ENDS
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
COUNTERBORE NOMINAL DEPTH0.156 INCHES FIRST END
COUNTERBORE NOMINAL DIAMETER1.2180 INCHES FIRST END
HUB STYLE DESIGNATORPLAIN BOTH ENDS
HUB NOMINAL DIAMETER1.445 INCHES FIRST END
BODY STYLEPLAIN, SOLID
ATTACHMENT METHODMOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY2 COUNTERSUNK TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL DIAMETER0.156 INCHES TRANSVERSELY THROUGH HUB, FIRST END
THE MANUFACTURERS DATA
MANUFACTURERS CODE13499
DESIGN CONTROL REFERENCE757-0429-001


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