Linear ball bearing TOPBALL®

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The TOPBALL linear motion mechanism is a self-aligning high load capacity linear ball bushing incorporating many unique features that make it an excellent choice for a wide range of applications. TOPBALL linear ball bushings are often used in automated factory equipment and industrial machines, optical and measuring instruments, and any other application that requires precision, light weight and low cost. 4 Times the Load, 64 Times the Life of NB’s Standard Slide Bush Series The NB TOPBALL Ultimate TW-H Type is added to the TOPBALL INCH Series ULTRA-HIGH PERFORMING LINEAR BALL BEARING The new optimized load plate and outer cylinder structure increases the TOPBALL Ultimate’s load ratings by 1.3 times and travel life by 2.2 times in comparison to the standard TOPBALL TW type. This amounts to 4 times higher load rating and 64 times longer travel life in comparison to conventional NB SLIDE BUSH types. Structure and Advantages The TOPBALL Ultimate is currently available in inch sizes 12, 16, 20 and 24. See how the TOPBALL Ultimate outperforms NB’s conventional TOPBALL bearings and others in the market. TOPBALL® Ultimate Types and Specifications The TOPBALL Ultimate is currently available in the 12, 16, 20 and 24 sizes. See the chart below for dimensional information and part number structures. Key Benefits At-a-Glance TOPBALL products incorporate many features not found on conventional bushings, including: Self-aligning load plates To avoid problems caused by mounting or machining errors, or by shaft deflection, TOPBALL load plates feature tapered ends that compensate for slight misalignments.