3040-00-967-3777 GEARSHAFT,SPUR Index 3020-00-967-3779 GEAR,ANTIBACKLASH,SPUR

National Stock Number:
3020-00-967-3778

Federal Supply Class:
3020

National Item Identification Number:
009673778

Description:
GEAR,ANTIBACKLASH,SPUR

Detail:
An item having one fixed gear and one free gear, both having the same complement of spur gear teeth, mounted on a common hub. The free gear is attached to the fixed gear by springs and operates as one gear. Upon installation with the mating gear, the teeth of the free moving gear are preset to mesh with teeth other than those of the fixed gear. This spring tension between the fixed gear and the free gear eliminates any free motion between the driver and the driven gear. The gear is used where identical and accurate transmitted motion between gears is required.


Manufacturer Information:
G6776-0150D0D0BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.
G6776-01588818KEARFOTT CORPORATION


Techincal Specification:
ATTACHMENT METHODCLAMP
BACKLASH DESIGNATIONGRADE E
BORE NOMINAL DIAMETER0.120 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
FACE NOMINAL WIDTH0.100 INCHES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/4,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.362 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER0.7910 INCHES
NOMINAL OVERALL LENGTH0.468 INCHES
PITCH DIAMETER0.7708 INCHES NOMINAL
PRECISION CLASSIFICATIONQUALITY NUMBER 10 OR QUALITY NUMBER 11
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
TEETH QUANTITY74
TOOTH FORMSTANDARD


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