3120-01-227-4895, BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-01-227-4895

Federal Supply Class:
3120

National Item Identification Number:
012274895

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:

12311777	19207	U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
12311777	20418	DRS SUSTAINMENT SYSTEMS, INC. USE CAGE CODE 98255 FOR CATALOGING

Techincal Specification:

MATERIAL	STEEL COMP 440C INNER MEMBER
	STEEL COMP 303 OR
	STEEL COMP 304 OUTER RACE MEMBER
STYLE DESIGNATOR	WITHOUT INSERT OR LINER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE INNER MEMBER
	AISI ASSN STD 1ST MATERIAL RESPONSE OR
	ASTM A582 ASSN STD 1ST MATERIAL RESPONSE OR
	AISI ASSN STD 2ND MATERIAL RESPONSE OR
	QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING	56.0 ROCKWELL C NOMINAL INNER MEMBER
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
BORE DIAMETER	0.6245 INCHES MINIMUM AND
	0.6250 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER	1.1870 INCHES MINIMUM AND
	1.1875 INCHES MAXIMUM
OUTER MEMBER WIDTH	0.4950 INCHES MINIMUM AND
	0.5050 INCHES MAXIMUM
INNER MEMBER WIDTH	0.6200 INCHES MINIMUM AND
	0.6250 INCHES MAXIMUM
LUBRICATION FEATURE	GROOVE AND
	PERFORATION OUTER RACE MEMBER
STATIC RADIAL LOAD RATING	32000 POUNDS

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