3120-01-213-2859, BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-01-213-2859

Federal Supply Class:
3120

National Item Identification Number:
012132859

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:

16776519-001	28009	SYPRIS ELECTRONICS, LLC
ABWT4	50294	NEW HAMPSHIRE BALL BEARINGS INC

Techincal Specification:

MATERIAL	STEEL COMP 440C INNER LAYER
	STEEL COMP 410 OUTER RACE MEMBER
STYLE DESIGNATOR	WITH INSERT AND/OR LINER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM 5643 ASSN STD 2ND MATERIAL RESPONSE INNER LAYER
	ASTM 5643 ASSN STD 1ST MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING	55.0 ROCKWELL C MINIMUM AND
	62.0 ROCKWELL C MAXIMUM INNER LAYER
	23.0 ROCKWELL C MINIMUM AND
	35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
SURFACE TREATMENT	PLASTIC POLYTETRAFLUOROETHYLENE INSIDE DIAMETER SURFACE OF RACE INSERT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MS 21230 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE DIAMETER SURFACE OF RACE INSERT
BORE DIAMETER	0.2500 INCHES NOMINAL
OUTER MEMBER OUTSIDE DIAMETER	0.6250 INCHES NOMINAL
OUTER MEMBER WIDTH	0.3270 INCHES NOMINAL
INNER MEMBER WIDTH	0.4370 INCHES NOMINAL
STATIC RADIAL LOAD RATING	9000 POUNDS
THE MANUFACTURERS DATA
MANUFACTURERS CODE	50294
DESIGN CONTROL REFERENCE	ABWT4

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