3020-01-305-9950 GEAR,SPUR Index 3040-01-305-9952 CYLINDER,ACTUATING,LINEAR

National Stock Number:
3020-01-305-9951

Federal Supply Class:
3020

National Item Identification Number:
013059951

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:
1735AS36430003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
1735AS364-130003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
P25-2-3500141ROLLER BEARING CO OF AMERICA, INC
P25-2-3501141GENERAL METALS POWDER CO
AP31MS-3529440W. M. BERG INC


Techincal Specification:
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
FURNISHED ITEMS AND QUANTITY1 SETSCREW
FACE NOMINAL WIDTH0.187 INCHES
HUB STYLE DESIGNATORPINNED FIRST END
HUB NOMINAL DIAMETER0.500 INCHES FIRST END
MATERIALSTEEL COMP 303 BODY
MATERIALSTEEL CORROSION RESISTING HUB
MATERIALSTEEL CORROSION RESISTING SPRING
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.280 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER1.178 INCHES
PITCH DIAMETER1.1141 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENTPASSIVATE BODY
SURFACE TREATMENTPASSIVATE HUB
TEETH QUANTITY35
TOOTH FORMSTANDARD


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