3110-00-253-7880 BEARING,ROLLER,TAPERED Index 3110-00-253-7899 BEARING,BALL,AIRFRAME

National Stock Number:
3110-00-253-7881

Federal Supply Class:
3110

National Item Identification Number:
002537881

Description:
BEARING,ROLLER,TAPERED

Detail:
A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes BEARING, ROLLER, THRUST.


Manufacturer Information:
FFB18781348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
NA558SW552D60038THE TIMKEN CORPORATION


Techincal Specification:
BACKFACE CORNER RADIUS0.0600 INCHES NOMINAL
BORE DIAMETER2.3750 INCHES MINIMUM AND 2.3755 INCHES MAXIMUM
CONE CORNER RADIUS0.1400 INCHES NOMINAL
CUP WIDTH2.5000 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA764 TYPE
OVERALL OUTSIDE DIAMETER4.8750 INCHES MINIMUM AND 4.8760 INCHES MAXIMUM
OVERALL WIDTH3.1250 INCHES MINIMUM AND 3.1350 INCHES MAXIMUM
RETAINER FABRICATION METHODPRESSED
SPECIAL FEATURESOIL HOLES AND GROOVE IN CUP,4 OIL SLOTS IN EACH CONE,0.0090 IN. MAX BENCH LATERAL ZZZTJTY764
STANDOUT WIDTH0.3125 INCHES NOMINAL
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
STYLE DESIGNATORSTRAIGHT BORE, DOUBLE CUP, SINGLE CONES, NON-ADJUSTABLE


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