1240-00-012-2951 EYEGUARD,OPTICAL INSTRUMENT Index 1240-00-012-2958 MIRROR,OPTICAL INSTRUMENT

National Stock Number:
3020-00-012-2953

Federal Supply Class:
3020

National Item Identification Number:
000122953

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:
766047519200US ARMY ARDEC RDECOM


Techincal Specification:
BODY STYLEPLAIN, WITH LIGHTENING HOLES
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
FACE NOMINAL WIDTH0.107 INCHES
HUB NOMINAL DIAMETER0.654 INCHES BOTH ENDS
HUB STYLE DESIGNATORPLAIN BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS 416,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 416 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.022 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER0.791 INCHES
PITCH DIAMETER0.7480 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
PRECISION CLASSIFICATIONQUALITY NUMBER 8
PRESSURE ANGLE14.5000 DEGREES
STYLE DESIGNATORPROTRUDING HUBS
TEETH QUANTITY36
TOOTH FORMSTANDARD


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