3020-00-902-8968 GEAR,SPUR Index 3020-00-902-8970 GEAR,SPUR

National Stock Number:
3020-00-902-8969

Federal Supply Class:
3020

National Item Identification Number:
009028969

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:
185276903956NORTHROP GRUMMAN SYSTEMS CORPORATION
185276956232LOCKHEED MARTIN CORPORATION


Techincal Specification:
MATERIALSTEEL COMP 4142H OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A304-66,GRADE 4142H ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TEETH QUANTITY42
TOOTH FORMSTANDARD
PRESSURE ANGLE20.0000 DEGREES
PRECISION CLASSIFICATIONQUALITY NUMBER 10
STYLE DESIGNATORPROTRUDING HUB
PITCH DIAMETER0.8750 INCHES NOMINAL
NOMINAL OVERALL LENGTH0.375 INCHES
FACE NOMINAL WIDTH0.125 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.250 INCHES FIRST END
BORE STYLEPLAIN FIRST END
BORE NOMINAL DIAMETER0.250 INCHES FIRST END
HUB STYLE DESIGNATORPINNED FIRST END
HUB NOMINAL DIAMETER0.562 INCHES FIRST END
BODY STYLEPLAIN, SOLID
ATTACHMENT METHODMOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY2 THREADED AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNC AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE0.112 INCHES AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD QUANTITY PER INCH40 AXIALLY THROUGH HUB, FIRST END
SPECIAL FEATURESOUTSIDE DIAMETER 0.9166MIN 0.917MAX IN.; BORE PROVISION INCLUDED; BORE LENGTH 0.375 IN.; FIRST END DISTANCE FROM END OF HUB TO CENTER OF TAPPED HOLE 0.094 IN.; CIRCULAR PITCH 0.06545 IN.
THE MANUFACTURERS DATA
MANUFACTURERS CODE03956
DESIGN CONTROL REFERENCE1852769


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