3120-01-129-2227, BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-01-129-2227

Federal Supply Class:
3120

National Item Identification Number:
011292227

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:

10107848	A486G	NIMIKKEISTOKESKUS NCB FINLAND
AS81936/1	0U583	SAE INTERNATIONAL
M81936/1-8	0U583	SAE INTERNATIONAL
M81936/1-8	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS81936/1	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS81936/1-8	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
SAE-AS81936/1	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
SAE-AS81936/1-8	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
M81936/1-8	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-B-81936/1	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BORE DIAMETER	0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
HARDNESS RATING	28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
HARDNESS RATING	37.0 ROCKWELL C MINIMUM INNER MEMBER
INNER MEMBER WIDTH	0.3850 INCHES MINIMUM AND 0.3900 INCHES MAXIMUM
LUBRICATION FEATURE	GROOVE INTERNAL OUTER MEMBER
LUBRICATION FEATURE	GROOVE EXTERNAL OUTER MEMBER
LUBRICATION FEATURE	GROOVE INTERNAL INNER MEMBER
LUBRICATION FEATURE	PERFORATION INNER MEMBER
LUBRICATION FEATURE	PERFORATION OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
MATERIAL	COPPER ALLOY 172 OR COPPER ALLOY 173 INNER MEMBER
MATERIAL	GREASE LUBRICATION
OUTER MEMBER OUTSIDE DIAMETER	0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
OUTER MEMBER WIDTH	0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
STATIC RADIAL LOAD RATING	20400 POUNDS
STYLE DESIGNATOR	WITHOUT INSERT OR LINER WITH STAKING GROOVE

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