HEAVY DUTY 4 BOLT FLANGE WITH BEARING [ HEAVY DUTY 4 BOLT FLANGE WITH BEARING OF STEEL CAGE AND METAL SEAL TO SUIT 2 11/ 16 DIA SHAFT TO PART NO. MSF- 43 OF SEAL MASTER OR UCFX- 14- 211D1 OF NTN OR F4BM 211- TF- AH OF SKF OR EQUIVALENT IN FAG OR TIMKEN OR REXNORD MAKE.