Four-row Tapered Roller Bearing
Four row tapered roller bearings mainly used in steel rolling mill machines such as cold/hot rolling mills and bloomers. The feature of this kind of bearings are similar as double row tapered roller bearings. But they can endure stronger radial load than double row tapered roller bearings with lower limit rotation speed that mainly used for heavy-duty machinery.
Boundary dimensions(mm) Designations Equivalent to foreign designations(For your information)
d D B Fw   SKF FAG NSK NTN KOYO TIMKEN URB
260 400 255 255 (T) 381052X2
260 400 345 345 (T) 382052
280 380 265 265 (T) 382956
280 380 324 324 (T) 382956X2
280 395 288 288 (T) 380656-1
280 420 250 250 (T) 380656
280 460 324 324 (T) 381156
300 420 300 300 (T) 382960
300 420 310 310 (T) 380660
300 460 390 390 (T) 382060
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