3110-01-285-7123 BEARING,ROLLER,NEEDLE Index 3120-01-285-7125 BEARING,SLEEVE

National Stock Number:
3110-01-285-7124

Federal Supply Class:
3110

National Item Identification Number:
012857124

Description:
BEARING,BALL,DUPLEX

Detail:
Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.


Manufacturer Information:
7311PDF38443SKF USA INC.


Techincal Specification:
MATERIALSTEEL OVERALL
STYLE DESIGNATORCOUNTERBORED OUTER RINGS, NON-SEPARABLE, FACE TO FACE MOUNTING
OVERALL WIDTH58.0 MILLIMETERS NOMINAL
BORE DIAMETER55.0 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER120.0 MILLIMETERS NOMINAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SURFACE FINISHGROUND
RETAINER FABRICATION METHODPRESSED
LOAD DIRECTIONANGULAR
CONTACT ANGLE40.0 DEGREES NOMINAL


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