3120-00-479-2982, BEARING,SLEEVE

National Stock Number:
3120-00-479-2982

Federal Supply Class:
3120

National Item Identification Number:
004792982

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:

31420P3	00198	PRATT & WHITNEY CANADA CORP
31420P3	77445	RTX CORPORATION
AS31420P3	12776	AIRCRAFT SUPPLIES

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	2 HOLE AND 2 SLOT
BODY INSIDE DIAMETER	1.1120 INCHES MINIMUM AND 1.1160 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	1.3180 INCHES MINIMUM AND 1.3190 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED INSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE LEFT FLANGE BODY CORNER
CORNER SHAPE	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
FLANGE OUTSIDE DIAMETER	1.4580 INCHES MINIMUM AND 1.4700 INCHES MAXIMUM
FLANGE WIDTH	0.0920 INCHES MINIMUM AND 0.0940 INCHES MAXIMUM
HARDNESS RATING	40.0 ROCKWELL C NOMINAL OUTER LAYER
HOLE DIAMETER	0.3750 INCHES NOMINAL FIRST
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 4820 ASSN STD SINGLE MATERIAL RESPONSE INNER LAYER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 4820 ASSN STD SINGLE MATERIAL RESPONSE OUTER LAYER
OVERALL LENGTH	1.9687 INCHES NOMINAL
MATERIAL	COPPER ALLOY INNER LAYER
MATERIAL	STEEL OUTER LAYER
SLOT LENGTH	0.1250 INCHES NOMINAL FIRST
SLOT WIDTH	0.0312 INCHES NOMINAL FIRST
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END

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