4320-00-318-7237 LABYRINTH ASSY Index 4320-00-318-7239 RING,WEARING

National Stock Number:
3120-00-318-7238

Federal Supply Class:
3120

National Item Identification Number:
003187238

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:
14979P0UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
14979P93232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
CS4320-019916236DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS)
157432693-1352081EURAMCO SAFETY INC
4035054402RPS-FL, INC.


Techincal Specification:
BODY INSIDE DIAMETER1.8125 INCHES MINIMUM AND 1.8130 INCHES MAXIMUM
BODY OUTSIDE DIAMETER2.3740 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
HARDNESS RATING48.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
KEYWAY DIMENSION0.1410 INCHES NOMINAL INTERNAL KEYWAY DEPTH
KEYWAY DIMENSION0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM INTERNAL KEYWAY WIDTH
KEYWAY DIMENSION1.1250 INCHES NOMINAL INTERNAL KEYWAY LENGTH
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
OVERALL LENGTH3.8120 INCHES NOMINAL
MATERIALSTEEL COMP 420 OVERALL
SPECIAL FEATURESFLYCUT 0.5000 IN. RADIUS BY 0.1875 IN. W. AT END OF KEYWAY,LEFT END OF BORE COUNTERBORED 2.0620 IN. MIN. 2.0640 IN. MAX. DIA. BY 0.2500 IN. DEEP
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH125.0 MICROINCHES LEFT END SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH6.0 MICROINCHES OVERALL


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