3020-00-938-2749 PULLEY Index 4730-00-938-2752 COUPLING HALF,QUICK DISCONNECT

National Stock Number:
3020-00-938-2750

Federal Supply Class:
3020

National Item Identification Number:
009382750

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:
672741-196214RAYTHEON COMPANY
AB650-136-125P201351SOUTHERN GEAR & MACHINE INC


Techincal Specification:
QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE HUB
SURFACE TREATMENTANODIZE BODY
PASSIVATE HUB
TEETH QUANTITY136
TOOTH FORMSTANDARD
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
PITCH DIAMETER1.1326 INCHES MINIMUM AND
1.1333 INCHES MAXIMUM
NOMINAL OVERALL LENGTH0.375 INCHES
NOMINAL OUTSIDE DIAMETER1.149 INCHES
FACE NOMINAL WIDTH0.125 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.250 INCHES FIRST END
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.125 INCHES BOTH ENDS
HUB STYLE DESIGNATORPLAIN FIRST END
HUB NOMINAL DIAMETER0.375 INCHES FIRST END
ATTACHMENT METHODMOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY2 THREADED TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNC TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE0.112 INCHES TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD QUANTITY PER INCH40 TRANSVERSELY THROUGH HUB, FIRST END
THE MANUFACTURERS DATA
MANUFACTURERS CODE96214
DESIGN CONTROL REFERENCE672741-1
MATERIALALUMINUM ALLOY 2024 BODY
STEEL COMP 303 HUB
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE BODY


Click here to Register for Free 30-day Trial