5315-01-253-9420 KEY,MACHINE Index 3040-01-253-9422 CLAMP,HUB

National Stock Number:
3040-01-253-9421

Federal Supply Class:
3040

National Item Identification Number:
012539421

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:
11427710138ASTRONAUTICS CORPORATION OF AMERICA
114277-00210138ASTRONAUTICS CORPORATION OF AMERICA


Techincal Specification:
ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG120.0
BORE DIAMETER0.0940 INCHES NOMINAL
CHAMFER ANGLE IN DEG35.0
LARGEST DIAMETER LENGTH0.150 INCHES NOMINAL
OUTSIDE DIAMETER0.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 2024
NOMINAL THREAD SIZE0.086 INCHES ALL HOLES
SCREW THREAD SERIES DESIGNATOR AND LOCATIONALL HOLES UNIFIED NATIONAL COARSE (UNC)
SECURING HOLE QUANTITY2
SECURING HOLE TYPE AND LOCATIONTHREADED ALL HOLES
STYLE DESIGNATORROUND W/SINGLE CHAMFER
THICKNESS0.200 INCHES NOMINAL


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