1600 Series Radial Bearing - 1621-2RS, 1/2 ID, 1 3/8 OD, 7/16 W, Bailey, Mfr#: 150306

This INCH series offers economy with electric motor quality. Close tolerance and improved ball complement allow an increased load capacity. 2RS (2 rubber seals). ZZ (2 steel shields). NR (with snap ring). Pictured above.