3040-01-181-8508, COLLAR,SHAFT

National Stock Number:
3040-01-181-8508

Federal Supply Class:
3040

National Item Identification Number:
011818508

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:

4674725	80064	NAVAL SHIP SYSTEMS COMMAND
4674725 ITEM 8	80064	NAVAL SHIP SYSTEMS COMMAND
4674725-0008	96169	ELECTRIC BOAT CORPORATION

Techincal Specification:

ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG	180.0
BORE DIAMETER	4.3050 INCHES NOMINAL
COUNTERSINK MAJOR DIAMETER AND LOCATION	0.7900 INCHES NOMINAL 2ND HOLE
COUNTERSINK MAJOR DIAMETER AND LOCATION	0.7900 INCHES NOMINAL 3RD HOLE
COUNTERSINK MAJOR DIAMETER AND LOCATION	0.7900 INCHES NOMINAL 5TH HOLE
COUNTERSUNK HOLE ANGLE IN DEG AND LOCATION	90.0 2ND HOLE
COUNTERSUNK HOLE ANGLE IN DEG AND LOCATION	90.0 3RD HOLE
COUNTERSUNK HOLE ANGLE IN DEG AND LOCATION	90.0 6TH HOLE
HOLE DIAMETER AND LOCATION	0.8120 INCHES NOMINAL 1ST HOLE
HOLE DIAMETER AND LOCATION	0.8120 INCHES NOMINAL 4TH HOLE
HOLE DIAMETER AND LOCATION	0.8120 INCHES NOMINAL 5TH HOLE
OUTSIDE DIAMETER	8.000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-286, CLASS A FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL	NICKEL ALLOY K-500
NOMINAL THREAD SIZE	0.750 INCHES THREAD
SCREW THREAD SERIES DESIGNATOR AND LOCATION	3RD HOLE UNIFIED NATIONAL COARSE (UNC)
SCREW THREAD SERIES DESIGNATOR AND LOCATION	6TH HOLE UNIFIED NATIONAL COARSE (UNC)
SCREW THREAD SERIES DESIGNATOR AND LOCATION	2ND HOLE UNIFIED NATIONAL COARSE (UNC)
SECURING HOLE QUANTITY	6
SECURING HOLE TYPE AND LOCATION	THREADED-COUNTERSUNK 2ND HOLE
SECURING HOLE TYPE AND LOCATION	THREADED-COUNTERSUNK 3RD HOLE
SECURING HOLE TYPE AND LOCATION	THREADED-COUNTERSUNK 6TH HOLE
SECURING HOLE TYPE AND LOCATION	UNTHREADED 1ST HOLE
SECURING HOLE TYPE AND LOCATION	UNTHREADED 4TH HOLE
SECURING HOLE TYPE AND LOCATION	UNTHREADED 5TH HOLE
SPECIAL FEATURES	SPLIT COLLAR
STYLE DESIGNATOR	ROUND SECTIONAL
THICKNESS	4.000 INCHES NOMINAL

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