5360-00-405-4978 SPRING,HELICAL,COMPRESSION Index 3120-00-405-4980 BEARING,MAST

National Stock Number:
3120-00-405-4979

Federal Supply Class:
3120

National Item Identification Number:
004054979

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:
SS522-4491152PC1725685NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE
SS522-4491152PC1780064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
BODY INSIDE DIAMETER1.2460 INCHES MINIMUM AND 1.2480 INCHES MAXIMUM
BODY OUTSIDE DIAMETER1.6250 INCHES MINIMUM AND 1.6260 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER1.9687 INCHES NOMINAL
FLANGE WIDTH0.1250 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM
OVERALL LENGTH0.4850 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONPLASTIC,DELRIN AF FIBER RESIN,E I DUPONT DENEMOURS AND CO INC MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALRESIN SYNTHETIC OVERALL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE FINISH32.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE


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