5310-00-052-0276 WASHER,FLAT Index 1025-00-052-0280 BRACKET ASSEMBLY

National Stock Number:
3040-00-052-0279

Federal Supply Class:
3040

National Item Identification Number:
000520279

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:
861607119200US ARMY ARDEC RDECOM


Techincal Specification:
BORE DIAMETER0.4378 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATIONABXV
HOLE DIAMETER AND LOCATION0.1090 INCHES NOMINAL SINGLE HOLE
OUTSIDE DIAMETER0.688 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764, TYPE 303, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 303
SECURING HOLE QUANTITY1
SECURING HOLE TYPE AND LOCATIONUNTHREADED SINGLE HOLE
STYLE DESIGNATORPLAIN ROUND
SURFACE FINISH125 MICROINCHES BOTH BEARING FLATS
SURFACE FINISH125 MICROINCHES OUTSIDE PERIPHERY
SURFACE FINISH32 MICROINCHES INSIDE PERIPHERY
SURFACE TREATMENTPASSIVATE
THICKNESS0.375 INCHES NOMINAL


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