5670-00-631-1251 FRAME,OBSERVATION WINDOW Index 5342-00-631-1256 DISK,RETAINER

National Stock Number:
3120-00-631-1255

Federal Supply Class:
3120

National Item Identification Number:
006311255

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:
61016300141ROLLER BEARING CO OF AMERICA, INC
905701418876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
BODY INSIDE DIAMETER0.2498 INCHES MINIMUM AND 0.2502 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER0.5630 INCHES MINIMUM AND 0.5670 INCHES MAXIMUM
FLANGE WIDTH0.0400 INCHES MINIMUM AND 0.0420 INCHES MAXIMUM
OVERALL LENGTH0.1930 INCHES MINIMUM AND 0.1960 INCHES MAXIMUM
MATERIALCOPPER ALLOY OVERALL
SPECIAL FEATURESBEARING IS LUBRICANT IMPREGNATED
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH32.0 MICROINCHES OVERALL


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