5985-00-089-9536 ATTENUATOR,VARIABLE Index 4820-00-089-9547 VALVE,GLOBE

National Stock Number:
3020-00-089-9546

Federal Supply Class:
3020

National Item Identification Number:
000899546

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:
530401-196214RAYTHEON COMPANY
P12-9-160C00141ROLLER BEARING CO OF AMERICA, INC


Techincal Specification:
ATTACHMENT METHODCLAMP
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.125 INCHES BOTH ENDS
CLAMPING SURFACE NOMINAL LENGTH0.250 INCHES FIRST END
FACE NOMINAL WIDTH0.104 INCHES
HUB NOMINAL DIAMETER0.186 INCHES FIRST END
HUB STYLE DESIGNATORSPLIT FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES HUB
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-268,T4 FED SPEC 1ST MATERIAL RESPONSE AND MIL-S-7720 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 3RD MATERIAL RESPONSE BODY
MATERIALALUMINUM ALLOY 2024 AND STEEL COMP 303S OR STEEL COMP 303SE BODY
MATERIALSTEEL COMP 303S OR STEEL COMP 303SE HUB
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.281 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER1.3500 INCHES
PITCH DIAMETER1.3333 INCHES NOMINAL
PRECISION CLASSIFICATIONQUALITY NUMBER 10
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE AND MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE TEETH
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-F-14072,FINISH E300 MIL SPEC 2ND TREATMENT RESPONSE BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE HUB
SURFACE TREATMENTANODIZE AND PASSIVATE BODY
SURFACE TREATMENTANODIZE AND PASSIVATE TEETH
SURFACE TREATMENTPASSIVATE HUB
TEETH QUANTITY160
TOOTH FORMSTANDARD


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