4720-01-248-1497 HOSE,AIR DUCT Index 3040-01-248-1499 SHAFT,STRAIGHT

National Stock Number:
3040-01-248-1498

Federal Supply Class:
3040

National Item Identification Number:
012481498

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:
K63206984955KAMAN AEROSPACE CORPORATION
K632069-1184955KAMAN AEROSPACE CORPORATION
K632069-1384955KAMAN AEROSPACE CORPORATION


Techincal Specification:
ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG180.0
BORE DIAMETER2.3145 INCHES NOMINAL
HOLE DIAMETER AND LOCATION0.3130 INCHES NOMINAL ALL HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9, ALLOY 7075, T6 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 7075
OUTSIDE DIAMETER2.500 INCHES NOMINAL
SECURING HOLE QUANTITY2
SECURING HOLE TYPE AND LOCATIONUNTHREADED ALL HOLES
STYLE DESIGNATORPLAIN ROUND
SURFACE FINISH125 MICROINCHES OVERALL
SURFACE TREATMENTPAINT
THICKNESS1.150 INCHES NOMINAL


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