3120-00-031-1228 BEARING,PLAIN,SELF-ALIGNING Index 3120-00-031-1230 BUSHING,SLEEVE

National Stock Number:
3120-00-031-1229

Federal Supply Class:
3120

National Item Identification Number:
000311229

Description:
BUSHING,SLEEVE

Detail:
A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see BUSHING, NONMETALLIC. See also BEARING, SLEEVE; BUSHING, TAPERED; SPACER, SLEEVE; INSULATOR, BUSHING; and BUSHING, ELECTRICAL CONDUCTOR. Excludes BUSHING, DRILL, JIG.


Manufacturer Information:
GB10C4-226512NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
BODY INSIDE DIAMETER0.2430 INCHES MINIMUM AND 0.2450 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.3755 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE 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 DIAMETER0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM
FLANGE WIDTH0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
OVERALL LENGTH0.1120 INCHES MINIMUM AND 0.1220 INCHES MAXIMUM
MATERIALSTEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 4340 OVERALL
SPECIFICATION/STANDARD DATA26512-GB10C MANUFACTURERS SOURCE CONTROL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH125.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE FINISH125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH200.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL


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