3110-01-237-3050 BEARING,ROLLER,THRUST Index 3120-01-237-3052 BUSHING,SLEEVE

National Stock Number:
3120-01-237-3051

Federal Supply Class:
3120

National Item Identification Number:
012373051

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:
4674856-003496169ELECTRIC BOAT CORPORATION
4674856-3680064NAVAL SHIP SYSTEMS COMMAND
ENDM40260 ITEM 3496169ELECTRIC BOAT CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER7.5500 INCHES MINIMUM AND 7.5600 INCHES MAXIMUM
BODY OUTSIDE DIAMETER8.7450 INCHES MINIMUM AND 8.7500 INCHES MAXIMUM
CORNER SHAPECHAMFERED OUTSIDE LEFT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
OVERALL LENGTH3.7500 INCHES NOMINAL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SPECIAL FEATURESINSIDE DIAMETER COUNTERBORED BOTH ENDS TO 8.1350 IN. MIN 8.1400 IN. MAX DIA,0.3130 IN. MIN 0.3180 IN. MAX DEEP
STYLE DESIGNATORSEGMENTED, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY


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