THK Co., Ltd. HSR35LARRC1 Pillow Block Bearing

The THK HSR35LARRC1 Pillow Block Bearing is a long-flange, LA-type four-row recirculating ball linear bearing block designed for use with THK HSR35 series guide rails in heavy‑duty, high‑precision motion applications. It features an extended carriage length (LA) with C1 light preload, delivering increased load capacity, excellent moment resistance, high rigidity, and smooth low‑friction movement with precise positioning. Key specs include dynamic load rating 50.2 kN, static load rating 81.5 kN, compatible rail size 35 mm, overall height 48 mm, block width 100 mm, block length 134.8 mm, mounting hole spacing 82 × 62 mm, and mounting thread M8 × 12 mm; it is made from hardened bearing steel and accepts grease or oil lubrication. Commonly installed in CNC machining centers, milling machines, gantry automation systems, robotic transfer equipment, semiconductor manufacturing machinery, packaging equipment, precision measuring machines, medical equipment, and other heavy‑duty factory automation setups.