TWJ8 NB 1/2" inch Ball Bushing Adjustable Block Linear Motion
TWJ8 Clearance Adjustable Block NB Type:Slide Unit
Made in Japan:NB Linear Systems
Nippon Bearing Linear Systems
TWJ8 1/2" inch Clearance Adjustable Block Slide Unit Pillow Block (Inch Series), bearing is clearance adjustable block, the inner diameter (bore) is inch dimensions with steel retainer, bearing is a high accuracy grade linear bushings, series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan.