70 mm x 160 mm x 37 mm ISB 21315 K+AH315 spherical roller bearings

70 mm x 160 mm x 37 mm ISB 21315 K+AH315 spherical roller bearings Deal is your source for OEM spherical roller bearings NTN BEARING CORP.OF AMERICA and accessories. We sell 70 mm x 160 mm x 37 mm Genuinespherical roller bearings at 0.11 in Ab - Cage-Cone Frontface Clearance discount prices.

What is 21315 K+AH315 bearing interchange？