&5,,Full ceramic bearings are best suited to extreme operating environments where traditional steel bearings fail. The two main SFR156C-2OS #7 NB2. 397.
Radial Full Ceramic Bearings. Dimensions. Flange Part Number. Quantity. Inch SFR156C 2OS #7 NB2. 388. 0.1875 x 0.3125 x 0.1250. F. SFR156C ZZ #5.
bearings are packed in grease and will require a short break in a rubber sealed bearings and still provides extra protection . SFR156C-2OS #7 NB2. $27.95.