3120-99-115-0947, BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-99-115-0947

Federal Supply Class:
3120

National Item Identification Number:
991150947

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:

HC64910J	K0667	APPH LIMITED
RBJ432	K7067	NMB-MINEBEA UK LTD

Techincal Specification:

BORE DIAMETER	1.9996 INCHES MINIMUM AND 2.0000 INCHES MAXIMUM
HARDNESS RATING	58.0 ROCKWELL C MINIMUM OUTER RACE MEMBER
HARDNESS RATING	60.0 ROCKWELL C MINIMUM INNER MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION	BS 970 EN31 (USE STG552) NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE INNER MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION	BS 970 EN31 (USE STG552) NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
MATERIAL	STEEL INNER MEMBER
MATERIAL	STEEL OUTER RACE MEMBER
INNER MEMBER WIDTH	1.7450 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM
OUTER MEMBER WIDTH	1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER	3.1870 INCHES MINIMUM AND 3.1875 INCHES MAXIMUM
SPECIAL FEATURES	FOUR OIL HOLES AND INSIDE OIL GROOVE;W/SPLIT OUTER RING
STYLE DESIGNATOR	WITHOUT INSERT OR LINER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	(PARKS LUBRISED) MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PHOSPHATE OVERALL

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