Four-point Contact Ball Bearing
ESG Four point contact ball bearings are a kind of separating bearings. They can endure bilateral axial load. The raceway of inner ring and outer ring is peach shaped section. When there is no loading or only radial load, the steel balls and the rings arranging in four point contact. 
Boundary dimensions(mm) Designations Equivalent to foreign designations(For your information)
d D B Fw   SKF FAG NSK NTN KOYO TIMKEN URB
110 240 50 QJ322
110 240 50 QJF322
120 179.5 28 QJ1024X1
120 179.5 28 QJF1024X1
120 180 28 QJ1024
180 280 28 QJF1024
120 215 40 QJ224 QJ224N2 QJ224N2MPA QJ224 QJ224
120 215 40 QJF224 QA120 QA120
120 260 55 QJ324 QJ324 QJ324 QJ324 QJ324
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