3120-01-178-2123, BEARING,SLEEVE

National Stock Number:
3120-01-178-2123

Federal Supply Class:
3120

National Item Identification Number:
011782123

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:

633A906 PIECE 4

01289

GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT

Techincal Specification:

BODY INSIDE DIAMETER	3.2580 INCHES MINIMUM AND 3.2600 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	3.7490 INCHES MINIMUM AND 3.7500 INCHES MAXIMUM
CORNER SHAPE	SQUARE ALL CORNERS
OVERALL LENGTH	2.2400 INCHES MINIMUM AND 2.2450 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	NO. 3,FSCM 71129 MFR REF SINGLE MATERIAL RESPONSE INNER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION	NO. 9,FSCM 71129 MFR REF 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OUTER LAYER
MATERIAL	COPPER ALLOY OR COPPER ALLOY 937 OUTER LAYER
MATERIAL	GRAPHITE INNER LAYER
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES RIGHT END SURFACE OF BODY

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