Stud Type Track Roller Bearings - KR (KRV) Series
It belongs to the full needle roller bearing(Cage Assemblies). The out ring is guided to the axial direction by the guard board and retaining ring of the bolt. So it with a heavy load but low rpm.
Stud Type Track Roller Bearings-KR (KRV) series as follows: KR16, KRV16, KR19, KRV19, KR22, KRV22, KR26, KRV26, KR30, KRV30, KR32, KRV32, KR35, KRV35, KR40, KRV40, KR47, KRV47, KR52, KRV52, KR62, KRV62, KR72, KRV72, KR80, KRV80, KR90, KRV90。