3120-01-041-2945, BEARING,SLEEVE

3120-01-041-2946 BEARING,PLAIN,SELF-ALIGNING

National Stock Number:
3120-01-041-2945

Federal Supply Class:
3120

National Item Identification Number:
010412945

Description:
BEARING,SLEEVE

Detail:
A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also BUSHING, SLEEVE; SPACER, SLEEVE; and WASHER (as modified). Excludes PIN, HOLLOW.

Manufacturer Information:

68263-1	82340	L3HARRIS TECHNOLOGIES, INC.
AT39-1016823-1	15860	NEW HAMPSHIRE BALL BEARINGS INC
BJC79TH1Z	21335	TIMKEN CO
BJC79TH-1Z	3NPS1	RBC AIRCRAFT PRODUCTS, INC.

Techincal Specification:

MATERIAL	PLASTIC TETRAFLUOROETHYLENE INNER LAYER
	STEEL COMP 630 OUTER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION	MS-P279 FAFNIR 21335 MIL STD 2ND MATERIAL RESPONSE INNER LAYER
HARDNESS RATING	28.0 ROCKWELL C MINIMUM AND
	37.0 ROCKWELL C MAXIMUM OUTER LAYER
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH	1.6200 INCHES MINIMUM AND
	1.6300 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	2.8170 INCHES MINIMUM AND
	2.8180 INCHES MAXIMUM
BODY INSIDE DIAMETER	2.4560 INCHES MINIMUM AND
	2.4570 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED ALL CORNERS
ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 HOLE
HOLE DIAMETER	0.2450 INCHES MINIMUM AND
	0.2550 INCHES MAXIMUM FIRST
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	82340
MFR SOURCE CONTROLLING REFERENCE	68263-1

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