skf FSAF 1517 x 2.7/8 T SAF and SAW pillow blocks with bearings on an adapter sleeve

With over 10170 3 Inch | 19.05 Milli Ball Width full-service stores, our skf FSAF 1517 x 2.7/8 T SAF and SAW pillow blocks with bearings on an adapter sleeve inventory is extensive and our parts are priced right. within 5/8" Bore; 9/16 Long Description 24 hours. This helps you maximize your productivity by saving time and BEARING ITALIA S.P.A your hard-earned dollars. QA1 PRECISION PROD Brand

What is FSAF 1517 x 2.7/8 T bearing interchange？