3040-00-797-7291, COLLAR,SHAFT

National Stock Number:
3040-00-797-7291

Federal Supply Class:
3040

National Item Identification Number:
007977291

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:

9139217

18876

U S ARMY AVIATION AND MISSILE COMMAND

Techincal Specification:

ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG	45.0
ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG	90.0
BORE DIAMETER	0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM
HOLE DIAMETER AND LOCATION	0.0308 INCHES MINIMUM 5TH HOLE AND 0.0310 INCHES MAXIMUM 5TH HOLE
OUTSIDE DIAMETER	0.938 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-764, TYPE 416-CANCELED FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL	STEEL COMP 416
NOMINAL THREAD SIZE	0.138 INCHES THREAD
SCREW THREAD SERIES DESIGNATOR AND LOCATION	3RD HOLE UNIFIED NATIONAL COARSE (UNC)
SCREW THREAD SERIES DESIGNATOR AND LOCATION	4TH HOLE UNIFIED NATIONAL COARSE (UNC)
SCREW THREAD SERIES DESIGNATOR AND LOCATION	1ST HOLE UNIFIED NATIONAL COARSE (UNC)
SCREW THREAD SERIES DESIGNATOR AND LOCATION	2ND HOLE UNIFIED NATIONAL COARSE (UNC)
SECURING HOLE QUANTITY	5
STYLE DESIGNATOR	PLAIN ROUND
SURFACE FINISH	125 MICROINCHES OVERALL
SURFACE TREATMENT	PASSIVATE
THICKNESS	0.312 INCHES NOMINAL

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