3120-01-228-3328, BEARING,SLEEVE

National Stock Number:
3120-01-228-3328

Federal Supply Class:
3120

National Item Identification Number:
012283328

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:

SSN593-520-1862475 PIECE 16	53711	NAVAL SEA SYSTEMS COMMAND
SSN593-520-1862475 PIECE 16	81316	PORTSMOUTH NAVAL SHIPYARD

Techincal Specification:

ANTIROTATION/LUBRICATION TYPE AND QUANTITY	1 HOLE
BODY INSIDE DIAMETER	6.0020 INCHES MINIMUM AND 6.0040 INCHES MAXIMUM
BODY OUTSIDE DIAMETER	6.7490 INCHES MINIMUM AND 6.7500 INCHES MAXIMUM
CORNER SHAPE	CHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPE	CHAMFERED OUTSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE LEFT CORNER
CORNER SHAPE	SQUARE INSIDE RIGHT CORNER
HOLE DIAMETER	0.2500 INCHES NOMINAL FIRST
LUBRICANT ACCOMMODATION STYLE	GROOVED FIGURE 8 W/RADIAL GROOVE EACH END
OVERALL LENGTH	6.6250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	COPPER ALLOY 922 OVERALL
MATERIAL	GREASE LUBRICATION
SPECIAL FEATURES	ANTIROTATION HOLE DRILLED AT INSTALLATION
STYLE DESIGNATOR	SOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH	32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH	63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY

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