3120-01-506-0928, BEARING,PLAIN,SELF-ALIGNING

4730-01-506-0927 KIT PREMIX AIR SUPPLY TO GUAGE A

National Stock Number:
3120-01-506-0928

Federal Supply Class:
3120

National Item Identification Number:
015060928

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:

M81936/2-20R	0U583	SAE INTERNATIONAL
M81936/2-20R	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
M81936/2-20R	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BORE DIAMETER	1.2495 INCHES MINIMUM AND 1.2500 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	1.2450 INCHES MINIMUM AND 1.2500 INCHES MAXIMUM
LUBRICATION FEATURE	GROOVE AND 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
MATERIAL	STEEL COMP 630 OUTER RACE MEMBER
OUTER MEMBER OUTSIDE DIAMETER	2.3120 INCHES MINIMUM AND 2.3125 INCHES MAXIMUM
OUTER MEMBER WIDTH	0.9950 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
STATIC RADIAL LOAD RATING	152000 POUNDS
STYLE DESIGNATOR	WITHOUT INSERT OR LINER

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