3120-01-306-6054, BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-01-306-6054

Federal Supply Class:
3120

National Item Identification Number:
013066054

Description:
BEARING,PLAIN,SELF-ALIGNING

Detail:
A detachable assembly 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. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.

Manufacturer Information:

717350177	04939	LOCKHEED MARTIN CORPORATION
HCOM-24-5	56644	TIMKEN AURORA BEARING COMPANY

Techincal Specification:

MATERIAL	STEEL COMP 1144 INNER MEMBER
	STEEL COMP 1215 OUTER RACE MEMBER
STYLE DESIGNATOR	WITHOUT INSERT OR LINER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
	ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING	60.0 ROCKWELL C MINIMUM INNER MEMBER
SURFACE TREATMENT	CHROMIUM INNER MEMBER
	CADMIUM AND
	CHROMATE OUTER RACE MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-C-320,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
	QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OUTER RACE MEMBER
BORE DIAMETER	1.5150 INCHES MINIMUM AND
	1.5250 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER	2.4950 INCHES MINIMUM AND
	2.5000 INCHES MAXIMUM
OUTER MEMBER WIDTH	1.1200 INCHES MINIMUM AND
	1.1300 INCHES MAXIMUM
INNER MEMBER WIDTH	1.3070 INCHES MINIMUM AND
	1.3170 INCHES MAXIMUM
LUBRICATION FEATURE	PERFORATION INNER MEMBER

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