THK Co., Ltd. SHW27CA1ZZC1140L Linear Block Bearing

The THK SHW27CA1ZZC1140L Linear Block Bearing Assembly is a wide-rail, caged-ball LM guide that pairs a single SHW27CA flange-type bearing block with a 1,140 mm SHW27 rail to deliver high rigidity and precise, low-noise linear motion for demanding automation and machine-tool applications. Key specs include a 27 mm rail width, 80 mm block width, and 72.8 mm block length, with a basic dynamic load rating of 16.0 kN and a basic static load rating of 22.7 kN, C1 light preload, four-way equal load, ZZ seals, lubrication options grease or oil, mounting bolts from above or below, and operating temperatures from -15°C to 80°C. Designed for CNC centers, semiconductor equipment, robotics, precision inspection, packaging machinery, and automated production lines, it features wide-rail construction, self-adjusting capability, long maintenance intervals, and compatibility with THK QZ lubrication systems; common replacements include THK SHW27CA1UUC1140L, THK SHW27CA1SSC1140L, and THK HRW27CA1ZZC1140L.