3120-00-411-3977 BEARING,SLEEVE Index 3120-00-411-3979 BUSHING,SLEEVE

National Stock Number:
3120-00-411-3978

Federal Supply Class:
3120

National Item Identification Number:
004113978

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:
1090327119207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
3120004113978A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
31204113978A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
31204113978SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE


Techincal Specification:
BODY INSIDE DIAMETER0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.6890 INCHES MINIMUM AND 0.6900 INCHES MAXIMUM
CORNER SHAPESQUARE ALL CORNERS
OVERALL LENGTH0.3750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-746,COMP D, FED SPEC ALL MATERIAL RESPONSES AND QQ-S-628,CL B FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALCOPPER ALLOY 524 AND STEEL COMP O6 OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES


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