3120-01-051-6980 BEARING,SLEEVE Index 4820-01-051-6982 VALVE,CHECK

National Stock Number:
3120-01-051-6981

Federal Supply Class:
3120

National Item Identification Number:
010516981

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:
803-4384681-A-380064NAVAL SHIP SYSTEMS COMMAND
810-4384681-3453711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
BODY INSIDE DIAMETER5.1875 INCHES NOMINAL
BODY OUTSIDE DIAMETER5.8750 INCHES MINIMUM AND 5.8780 INCHES MAXIMUM
CORNER SHAPESQUARE ALL CORNERS
OVERALL LENGTH0.4375 INCHES NOMINAL
MATERIALPLASTIC OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY


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