6730-00-356-6891 COLLAR,LOCKING Index 6730-00-356-6893 COLLAR,SPACING

National Stock Number:
3040-00-356-6892

Federal Supply Class:
3040

National Item Identification Number:
003566892

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:
11547P506650BELL AND HOWELL PHILLIPSBURG CO CORPORATE OFFICES
SM-B-33860680063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG90.0
BORE DIAMETER0.2510 INCHES NOMINAL
CHAMFER ANGLE IN DEG45.0
OUTSIDE DIAMETER0.500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1113 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 1213
NOMINAL THREAD SIZE0.164 INCHES ALL HOLES
SCREW THREAD SERIES DESIGNATOR AND LOCATIONALL HOLES UNC
SECURING HOLE QUANTITY2
SECURING HOLE TYPE AND LOCATIONTHREADED ALL HOLES
STYLE DESIGNATORROUND W/DOUBLE CHAMFER
SURFACE FINISH125 MICROINCHES LARGEST BEARING FLAT
SURFACE FINISH64 MICROINCHES OPPOSITE BEARING FLAT
THICKNESS0.437 INCHES NOMINAL


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