3020-00-720-3260 GEAR,SPUR Index 3020-00-720-3264 GEAR,SPUR

National Stock Number:
3040-00-720-3261

Federal Supply Class:
3040

National Item Identification Number:
007203261

Description:
COLLAR,SHAFT

Detail:
An item designed to be mounted around a shaft to limit axial movement of the shaft and/or its assembled parts. It is secured directly to the shaft by use of a setscrew(s), pin(s), or the like, which may be a part of the item of supply. A pilot hole drilled in or through the wall(s) for drilling and pinning at application may be considered a method of securing. Solid items have a bearing surface on one or both end(s) perpendicular to the axis. For items designed to be mounted around the extended hub portion of a mounted item on a shaft or clamp around a shaft, see CLAMP, HUB. See also BEARING, SLEEVE; BUSHING, SLEEVE; SPACER, SLEEVE; and COUPLING, SHAFT, RIGID.


Manufacturer Information:
905882818876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
MATERIALALUMINUM ALLOY 5083
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/6, ALLOY 5083 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENTCHROMATE
STYLE DESIGNATORROUND STEPPED
OUTSIDE DIAMETER0.609 INCHES MINIMUM AND
0.641 INCHES MAXIMUM
THICKNESS0.297 INCHES MINIMUM AND
0.328 INCHES MAXIMUM
SMALL END DIAMETER0.464 INCHES MINIMUM AND
0.474 INCHES MAXIMUM
OVERALL LENGTH0.464 INCHES MINIMUM AND
0.474 INCHES MAXIMUM
BORE DIAMETER0.2510 INCHES MINIMUM AND
0.2520 INCHES MAXIMUM
LARGEST DIAMETER LENGTH0.234 INCHES MINIMUM AND
0.266 INCHES MAXIMUM
SECURING HOLE QUANTITY3
ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG90.0
SECURING HOLE TYPE AND LOCATIONTHREADED 1ST HOLE
UNTHREADED 2ND HOLE
HOLE DIAMETER AND LOCATION0.1250 INCHES MINIMUM 2ND HOLE AND
0.1290 INCHES MAXIMUM 2ND HOLE
SCREW THREAD SERIES DESIGNATOR AND LOCATION1ST HOLE UNC
NOMINAL THREAD SIZE AND LOCATION0.112 INCHES 1ST HOLE
THE MANUFACTURERS DATA
MANUFACTURERS CODE18876
DESIGN CONTROL REFERENCE9058828


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