3040-01-486-3886, COLLAR,SHAFT

National Stock Number:
3040-01-486-3886

Federal Supply Class:
3040

National Item Identification Number:
014863886

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:

2018-5	43689	HUNTINGTON INGALLS INC
2018-5 ITEM 43	43689	HUNTINGTON INGALLS INC
518-5794756 ITEM 43	43689	HUNTINGTON INGALLS INC
5794756	43689	HUNTINGTON INGALLS INC

Techincal Specification:

ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG	90.0 AND 180.0
BORE DIAMETER	0.6260 INCHES MINIMUM AND 0.6290 INCHES MAXIMUM
COUNTERSINK MAJOR DIAMETER AND LOCATION	0.2812 INCHES NOMINAL 1ST HOLE
COUNTERSUNK HOLE ANGLE IN DEG AND LOCATION	90.0 1ST HOLE
HOLE DIAMETER AND LOCATION	0.2500 INCHES NOMINAL 2ND HOLE AND 0.2500 INCHES NOMINAL 3RD HOLE
OUTSIDE DIAMETER	2.000 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCY	HUB
MATERIAL	NICKEL ALLOY
NOMINAL THREAD SIZE	0.250 INCHES THREAD
SPECIAL FEATURES	ALL 3 SECURING HOLES ARE 0.750 IN. NOM. FROM ONE END. TWO PARALLEL SIDES FLATTENED TO 1.750 IN. UNTHREADED SECURING HOLES GO THROUGH CENTER OF FLATS. PART OF RETRACTABLE BOW PLANES EMERGENCY FOLLOW-UP AND XMTR DRIVE ASSEMBLY
SCREW THREAD SERIES DESIGNATOR AND LOCATION	1ST HOLE UNC
SECURING HOLE QUANTITY	3
SECURING HOLE TYPE AND LOCATION	THREADED-COUNTERSUNK 1ST HOLE AND UNTHREADED 2ND HOLE AND UNTHREADED 3RD HOLE
STYLE DESIGNATOR	PLAIN ROUND
SURFACE FINISH	63 MICROINCHES OUTSIDE PERIPHERY
THICKNESS	2.245 INCHES MINIMUM AND 2.246 INCHES MAXIMUM

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