3120-00-411-3976 BEARING,SLEEVE Index 3120-00-411-3978 BEARING,SLEEVE

National Stock Number:
3120-00-411-3977

Federal Supply Class:
3120

National Item Identification Number:
004113977

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:
1094217319207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY2 HOLE
BODY INSIDE DIAMETER2.2513 INCHES MINIMUM AND 2.2523 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.5604 INCHES MINIMUM AND 2.5614 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER4.1250 INCHES NOMINAL
FLANGE WIDTH0.1560 INCHES NOMINAL
HOLE DIAMETER0.2500 INCHES NOMINAL FIRST
OVERALL LENGTH3.1250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-I-11444,CLASS8 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALIRON CAST UNS F22830 OVERALL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH250.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH250.0 MICROINCHES RIGHT END SURFACE OF BODY


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