Double Roller Pillow Block Bearing DPB-48-OPN-S for a 3" Shaft, Scrapers Simplicity Linear Plain Bearing The twin-size format equals two

The twin-size format equals two standard linear ball bearings mounted back-to-back for added stability

21 mm and OD of 209

Closed Pillow Block Bearing consisting of a Linear Ball Bearing with a 8mm ID (inner diameter) inside a housing made of aluminum alloy

Open shell for use with rail supported round linear shafts

which may favor speed and smoother travel over the tightest possible shaft fit

Double Roller Pillow Block Bearing DPB-48-OPN-S for a 3" Shaft, Scrapers Simplicity Linear Plain Bearing The twin-size format equals twoDouble Roller Pillow Block Bearing (DPB) with scrapers for a 3" Diameter Shaft, which has two sets of 3 opposing roller bearings while maintaining the standard size open bearing profile of a Single Roller Pillow Block (SPB); thus the term "Double." By contrast, a Twin Roller Pillow Block (TWN) also has two sets of 3 opposing roller bearings, but the TWN blocks are double sized as if they were two SPBs fused together. Double the load capacity of a