ATRA-FLEX Catalog 2025

T-SERIES A-SERIES

T-FLEX ®

The T-Series uniquely transmits torque while accommodating misalignment without generating reactionary loads, increasing bearing life. Torque transmission capabilities up to 2,041,000 in.-lbs and shaft diameters to 20.00”. Coupling types range from close The ATRA-FLEX ® A-Series coupling is the original and pioneering wrap style coupling design that set the benchmark in 1980 for minimal maintenance and non-lubricated couplings. Engineered for reliability and quick installation without any special tools or fasteners. Inserts can be replaced without moving hubs or connected equipment. No metal-to-metal contact and reversing applications. The T- Series has no metal- to-metal contact and in the event of a lock up, the insert will shear without damaging the connected equipment. Lubrication free and access to the insert without moving the connected equipment means replacing inserts with ease in minutes vs hours compared to lubricated coupling maintenance. reduces downtime and minimizes maintenance. While the A-Series continues to serve a wide range of applications, ATRA-FLEX ® continues to innovate and expand its coupling offerings. Users seeking enhanced features may refer to the M-Series catalog pages. Learn more at www.ustsubaki.com/products/atra-flex/a-series/

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TABLE OF CONTENTS

TABLE OF CONTENTS

5 6 7

Advantages Standard Insert Ratings HD Inserts Ratings Non-Spacer/Spacer Couplings Floating Shaft Couplings Limited End Float Couplings 30 31 32 33 34

A-Series Overview Insert Ratings Non-Spacer Couplings Spacer Couplings Technical Information/Alignment Tolerances

8 9 10 11

Axial Slide Couplings Flywheel Couplings Brake Wheel/Brake Disc Couplings Bushing Options Technical Information/Alignment Tolerances Application Spotlight

12 13 14 15 16-17

30

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