40 1-50FT - RENOLD 1/2 Inch Pitch Premier Standard Chain C3224 K /C3 SKF The bearing's dimensions are 7/8

The bearing's dimensions are 7/8 Inch Shaft Diameter

The dimensions of this BSD50100 CGA bearing are 50x100x20mm

The dimensions of the SKF NU313ECJ bearing are 65x140x33mm

No Flange on Inner Ring Medium 75mm - Bore Size Extra Capacity Design Machined Brass Normal Internal Clearance

40 1-50FT - RENOLD 1/2 Inch Pitch Premier Standard Chain C3224 K /C3 SKF The bearing's dimensions are 7/8Highly fatigue resistant, This Renold Premier roller chain gives up to four times the life of other leading competitor chains. Specially formulated lubricants give extra corrosion protection while also reducing initial wear and ensuring a long storage life. This Simplex chain has a 1 2 Inch pitch and is 50ft in Length.