3120-00-802-3787, BEARING,PLAIN,SPHERICAL

National Stock Number:
3120-00-802-3787

Federal Supply Class:
3120

National Item Identification Number:
008023787

Description:
BEARING,PLAIN,SPHERICAL

Detail:
A DETACHABLE PART IN OR ON WHICH A JOURNAL, GUDGEON, PIVOT, OR THE LIKE MOVES. IT IS USED TO CARRY A LOAD AND TO REDUCE SLIDING FRICTION. IT DOES NOT EMPLOY ROLLING ELEMENTS. IT MAY BE DIVIDED INTO TWO OR MORE SEGMENTS OF 180 DEGREES (3.141 RADIANS) OR LESS. THE ITEM HAS A CYLINDRICAL BORE AND IS BASICALLY SPHERICAL IN ITS EXTERIOR DESIGN TO ALLOW FOR SHAFT MISALIGNMENT. EXCLUDES BEARING, PLAIN, SELF-ALIGNING.

Manufacturer Information:

728460-1	34MP4	AMERICAN VALLEY AVIONICS & CALIBRATION LLC
728460-1	98897	LOCKHEED MARTIN CORP
KSU-11-1	97613	SARGENT AEROSPACE & DEFENSE, LLC

Techincal Specification:

MATERIAL	STEEL COMP 4140 OVERALL
SURFACE TREATMENT	CHROMIUM OVERALL
STYLE DESIGNATOR	SOLID
OVERALL LENGTH	0.8070 INCHES MINIMUM AND
	0.8120 INCHES MAXIMUM
BODY INSIDE DIAMETER	0.6875 INCHES MINIMUM AND
	0.6884 INCHES MAXIMUM
SPHERICAL BODY DIAMETER	1.1865 INCHES MINIMUM AND
	1.1873 INCHES MAXIMUM
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
	SQUARE INSIDE LEFT CORNER
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	4 HOLE
HOLE DIAMETER	0.0850 INCHES MINIMUM AND
	0.0900 INCHES MAXIMUM FIRST
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
	250.0 MICROINCHES LEFT END SURFACE
	250.0 MICROINCHES RIGHT END SURFACE
	63.0 MICROINCHES SPHERICAL SURFACE
LUBRICATION MATERIAL	LUBRICANT, MANUFACTURERS STANDARD
SURFACE GROOVE LOCATION AND QUANTITY	1 EXTERNAL AND
	1 INTERNAL
THE MANUFACTURERS DATA
MANUFACTURERS CODE	98897
DESIGN CONTROL REFERENCE	728460-1

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