3120-01-309-7138 BUSHING,SLEEVE Index 3120-01-309-7140 BUSHING,SLEEVE

National Stock Number:
3120-01-309-7139

Federal Supply Class:
3120

National Item Identification Number:
013097139

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:
3268372914GRIMES AEROSPACE COMPANY


Techincal Specification:
ANTIROTATION/LUBRICATION TYPE AND QUANTITY2 HOLE
BODY INSIDE DIAMETER0.2499 INCHES MINIMUM AND 0.2501 INCHES MAXIMUM
BODY OUTSIDE DIAMETER0.4080 INCHES MINIMUM AND 0.4120 INCHES MAXIMUM
CORNER SHAPERELIEF GROOVE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
HARDNESS RATING49.0 ROCKWELL C MAXIMUM OVERALL
HOLE DIAMETER0.0935 INCHES NOMINAL FIRST
OVERALL LENGTH0.6500 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OVERALL
SPECIAL FEATURESSURFACE FINISH OF HOLES 32.0 MICROINZ CASE HARDENED 0.004 IN. MIN TO 0.007 IN. MAX DP RC 56.0 MIN TO RC 63.0 MAX
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTOXIDE OVERALL


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