1240-00-102-3706 CELL ASSEMBLY,OPTICAL INSTRUMENT Index 7050-00-102-3728 COMPUTER SUBASSEMBLY

National Stock Number:
3120-00-102-3707

Federal Supply Class:
3120

National Item Identification Number:
001023707

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:
862633519200US ARMY ARDEC RDECOM


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY2 SLOT
BODY INSIDE DIAMETER2.7000 INCHES NOMINAL
CORNER SHAPECHAMFERED OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
END TO FLANGE DISTANCE1.4550 INCHES NOMINAL
FLANGE OUTSIDE DIAMETER3.7490 INCHES NOMINAL
FLANGE WIDTH0.3050 INCHES NOMINAL
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
LEFT END BODY DIAMETER3.0580 INCHES NOMINAL
OVERALL LENGTH5.7500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 TY 416 CD A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 416 OVERALL
RIGHT END BODY DIAMETER3.0000 INCHES NOMINAL
RIGHT INTERNAL FLANGE HOLE DIAMETER2.6870 INCHES NOMINAL
RIGHT INTERNAL FLANGE WIDTH0.5000 INCHES NOMINAL
SLOT LENGTH0.6000 INCHES NOMINAL FIRST
SLOT LENGTH0.6000 INCHES NOMINAL SECOND
SLOT WIDTH0.2500 INCHES NOMINAL FIRST
SLOT WIDTH0.2500 INCHES NOMINAL SECOND
SPECIAL FEATURESECCENTRIC BORE 1 DEG 7 MIN STARTING 1.6075 IN. FROM LEFT END;2 GROUPS 2HOLES 0.138-40UNF-2B 0.187 IN. FROM LEFT END 0.312 IN. C-TO-C 90 DEG FROM SLOTS
STYLE DESIGNATORSOLID, EXTERNAL FLANGE, INTERNAL FLANGE ONE END
SURFACE FINISH32.0 MICROINCHES EXTERNAL CYLINDRICAL SURFACE
SURFACE FINISH63.0 MICROINCHES FLANGE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 FN 1.1.2.2 MIL STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 FN20.21 MIL STD SINGLE TREATMENT RESPONSE LEFT END SURFACE OF BODY AND FLANGE
SURFACE TREATMENTCHROMIUM OVERALL
SURFACE TREATMENTENAMEL LUSTERLESS LEFT END SURFACE OF BODY AND FLANGE


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