3120-00-812-3977, BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-00-812-3977

Federal Supply Class:
3120

National Item Identification Number:
008123977

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:

HGL4-123

02758

U S BEARINGS

Techincal Specification:

BORE DIAMETER	0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
HARDNESS RATING	59.0 ROCKWELL C NOMINAL INNER MEMBER
INNER MEMBER WIDTH	0.3380 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM
LUBRICATION FEATURE	GROOVE EXTERNAL OUTER MEMBER
LUBRICATION FEATURE	GROOVE INTERNAL OUTER MEMBER
LUBRICATION FEATURE	PERFORATION OUTER RACE MEMBER
OUTER MEMBER OUTSIDE DIAMETER	0.6557 INCHES MINIMUM AND 0.6562 INCHES MAXIMUM
OUTER MEMBER WIDTH	0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM
MATERIAL	COPPER ALLOY OUTER RACE MEMBER
MATERIAL	LUBRICANT LUBRICATION
MATERIAL	STEEL COMP E52100 INNER MEMBER
SPECIAL FEATURES	MAGNETIC INSPECTION REQUIRED,DRY FILM LUBRICATION ON ID OF THE OUTER RACE MEMBER AND ON THE ID AND OD OF THE INNER RACE MEMBER
STATIC RADIAL LOAD RATING	4200 POUNDS
STYLE DESIGNATOR	WITHOUT INSERT OR LINER
SURFACE TREATMENT	CHROMIUM INNER MEMBER
SURFACE TREATMENT	CADMIUM OUTER RACE MEMBER

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