3120-01-285-0554, BEARING,SLEEVE

National Stock Number:
3120-01-285-0554

Federal Supply Class:
3120

National Item Identification Number:
012850554

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:

4553743 ITEM 7	43689	HUNTINGTON INGALLS INC
6110-128 ITEM 7	43689	HUNTINGTON INGALLS INC

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	8 HOLE
BODY OUTSIDE DIAMETER	6.1875 INCHES NOMINAL
CORNER SHAPE	CHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPE	ROUND INSIDE RIGHT CORNER
CORNER SHAPE	ROUND LEFT FLANGE BODY CORNER
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPE	SQUARE OUTSIDE LEFT CORNER
FLANGE OUTSIDE DIAMETER	6.7500 INCHES NOMINAL
FLANGE WIDTH	0.3750 INCHES NOMINAL
HOLE DIAMETER	0.7500 INCHES NOMINAL FIRST
LEFT INTERNAL FLANGE HOLE DIAMETER	5.4370 INCHES NOMINAL
OVERALL LENGTH	3.7500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-21230,CLASS 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY 955 OVERALL
STYLE DESIGNATOR	SOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
SURFACE FINISH	63.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY

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