80 1-NO30 - RENOLD 1 Inch Pitch Premier Standard Link C53 Protorque Bearing This S6203 FAG bearing is

This S6203 FAG bearing is a Open Type Deep Groove Radial Ball Bearing with a standard radial internal clearance The bearing's dimensions are 17x40x12

The Bearing's dimensions are 5x12x22mm

This NF209ET bearing is a single row cylindrical roller bearing

63 32 C3 Deep Groove Ball Bearings 160mm - Bore Size Open Type Radial Internal Clearance Greater Than Normal

63 16 M Medium Series 80mm - Bore Size Solid Brass Cage Normal Radial Internal Clearance

80 1-NO30 - RENOLD 1 Inch Pitch Premier Standard Link C53 Protorque Bearing This S6203 FAG bearing isDouble cranked links are available for most sizes and types of chain. The unit consists of an inner link (No. 4), with cranked links retained permanently in position by a riveted bearing pin. Screw operated extractors break chain by forcing the Renold end softened bearing pins out of the outer link plates. For other brands of chain, the rivet swell must first be ground away.