7221A5TRSULP3 NSK Super Precision Bearings - NACHI BEARINGS OF AMERICA CORP.

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r1,2 min.:0.6 mm
Number of balls z:14
Attainable speed for grease lubrication:50000 r/min
da max.:31.2 mm
Mass bearing:0.068 kg
Calculation factor f:1.05
Calculation factor f2C:1.06
Static axial stiffness, preload class B:98 N/µm
Fatigue load limit Pu:0.166 kN
ra max.:0.6 mm
db max.:29.4 mm
da min.:28.2 mm
Calculation factor (back-to-back, face-to-face) Y2:1.41
Basic dynamic load rating C:7.93 kN
Basic static load rating C0:3.9 kN
d:25 mm
Calculation factor f2A:1
Ball diameter Dw:6.35 mm
Calculation factor f2B:1.03
Calculation factor (back-to-back, face-to-face) Y1:0.92

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NACHI BEARINGS OF AMERICA CORP.: Address5600 Corporate Way Richmond, Kentucky 450987, U.S.A.; Phone(Working Time)753-298-7898; Fax

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