3020-00-469-0837 GEAR,HELICAL Index 2010-00-469-0840 SHAFT E,TENSION

National Stock Number:
3120-00-469-0839

Federal Supply Class:
3120

National Item Identification Number:
004690839

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:
228-42-059PC1380064NAVAL SHIP SYSTEMS COMMAND
228-42-060PC1380064NAVAL SHIP SYSTEMS COMMAND
253-42-052PC1680064NAVAL SHIP SYSTEMS COMMAND
253-42-055PC1380064NAVAL SHIP SYSTEMS COMMAND
253-42-057PC1380064NAVAL SHIP SYSTEMS COMMAND
253-42-5PC1380064NAVAL SHIP SYSTEMS COMMAND
6648369PC1324446GENERAL ELECTRIC COMPANY
W6648378PC1624446GENERAL ELECTRIC COMPANY
W6649503PC1624446GENERAL ELECTRIC COMPANY
WW6649290PC1324446GENERAL ELECTRIC COMPANY
WW6650369PC1324446GENERAL ELECTRIC COMPANY
411-42-290ALT1PC1380064NAVAL SHIP SYSTEMS COMMAND
411-42-291ALT1PC1380064NAVAL SHIP SYSTEMS COMMAND
411-42-298ALT5PC1680064NAVAL SHIP SYSTEMS COMMAND
WW6650378PC1624446GENERAL ELECTRIC COMPANY


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY2 HOLE
BODY INSIDE DIAMETER1.7500 INCHES MINIMUM AND 1.7505 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.2490 INCHES MINIMUM AND 2.2500 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPECHAMFERED 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 DIAMETER2.4950 INCHES MINIMUM AND 2.5050 INCHES MAXIMUM
FLANGE WIDTH0.3750 INCHES NOMINAL
HOLE DIAMETER0.1280 INCHES NOMINAL FIRST
HOLE DIAMETER0.1280 INCHES NOMINAL SECOND
LUBRICANT ACCOMMODATION STYLEGROOVED CLOSED BOTH ENDS
OVERALL LENGTH2.7450 INCHES MINIMUM AND 2.7550 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16261,GR 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 934 OVERALL
MATERIALLUBRICANT LUBRICATION
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SPECIAL FEATURESREFERENCE SPCC PROCUREMENT SPEC 3120-469-0839 FOR ADDITIONAL DESIGN DATA
SURFACE GROOVE LOCATION AND QUANTITY1 INTERNAL


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