NB TWJ24UU 1-1/2" Ball Bushing Adjustable Block Linear Motion bearing size 50x80 here are the dimensions of

here are the dimensions of the 7013CYP5

They resist rust and moisture better than chrome steel

Bearing Inner Diameter: 120mm

They're a great choice when axial alignment and compact size are critical - especially in automation

the 22244EW33 inner diameter is 220mm

NB TWJ24UU 1-1/2" Ball Bushing Adjustable Block Linear Motion bearing size 50x80 here are the dimensions ofTWJ24UU Type: Slide Unit Pillow Block Made in Japan: NB Linear Systems Nippon Bearing Linear Systems 1 1 2" Slide Unit Pillow Block (Inch Series), the innerdiameter(bore) is 1 1 2" inch dimensions with steelretainer, bearing is a high accuracy grade linear bushings,series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan. TWJ24UU Bearing Linear ball bushing Shaft Diameter: 1 1 2" inch Quantity: 1 Bearing Dynamic load