4820-01-431-2521 CAP,VALVE Index 4730-01-431-2523 ADAPTER,STRAIGHT,PIPE TO TUBE

National Stock Number:
3040-01-431-2522

Federal Supply Class:
3040

National Item Identification Number:
014312522

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:
21103568643689HUNTINGTON INGALLS INC
593-640521653711NAVAL SEA SYSTEMS COMMAND
593-6405216 FIND 3653711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
MATERIALSTEEL
STYLE DESIGNATORPLAIN ROUND
OUTSIDE DIAMETER2.0000 INCHES NOMINAL
THICKNESS0.7500 INCHES NOMINAL
BORE DIAMETER0.7520 INCHES MINIMUM AND
0.7530 INCHES MAXIMUM
SURFACE FINISH AND LOCATION125 MICROINCHES BOTH BEARING FLATS
63 MICROINCHES OUTSIDE PERIPHERY
SECURING HOLE QUANTITY2
ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG180.0
SECURING HOLE TYPE AND LOCATIONUNTHREADED ALL HOLES
HOLE DIAMETER AND LOCATION0.4062 INCHES NOMINAL ALL HOLES


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