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Class K AP-2? Bearing End Cap Designs

Class K AP-2? Bearing End Cap Designs
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Class K AP-2? Bearing End Cap Designs - 1

Class K AP-2 Bearing End Cap Designs Current Standard Class K Timken AP-2, 6 ½ x 9 Bearing Design A.A.R. Class K AP-2 Bearing Design. Traditional End Cap Old Class K end cap, marked AP-2, 6 ½ x 9. Prototype Class K Timken® AP-2™ Bearing Design Prototype design with “long” journal and “deep” end cap. 105 carsets built for Norfolk Southern. Alternative End Cap Intermediate end cap design marked AP-2, 6 ½ x 12. At bearing reconditioning, these end caps are being revised to 6 ½ x 9. “Deep” End Cap Prototype end cap design marked AP-2, 6 ½ x 12. New End Cap Standard Class K end cap marked AP-2, 6 ½ x 9. The journal bearing without the end cap is the same regardless of end cap design. WARNING Failure to observe the following warnings could create a risk of serious injury. Not matching the bearings and adapters as described will lead to bearing damage and less than desired wheelset performance. Proper bearing maintenance and handling practices are critical. Failure to follow installation instructions and to maintain proper lubrication can result in equipment failure, creating a risk of serious bodily harm. The 6 ½ x 9 and 6 ½ x 12 Special adapters are interchangeable with each other and can be used on all sizes of AP-2 bearings. The 6 ½ x 12 (N) can only be used on the standard Class F - AP bearing. For additional information, contact your Timken sales representative at 1-800-964-2626 or visit www.timken.com/rail. AP-2™ is a trademark of The Timken Company. Timken® is a registered trademark of The Timken Company. © 2009 The Timken Company Printed in U.S.A. 0.1 1-09-00 Order No. 8193

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