RBC Aerospace Bearings offers a full line of Mil Spec standards and many specialty and custom spherical plain bearings to the aerospace industry and all major OEM specifications. Both metal-to-metal and self-lubricating bearings are available. Configurations include swaged construction, load leader slot, split ball and high misalignment designs, with high temperature and light weight titanium and aluminum series offered. Sealed versions are also available.
Various materials are used in RBC swaged spherical bearings including races made from 17-4PH, 15-5PH, aluminum-bronze, AISI303, Inconel® -718, aluminum, and titanium, and spherical plain balls made from 440C, 52100 chrome plated, 13-8PHMo, Stellite®, Beryllium-Copper, aluminum and titanium. Race and ball surfaces may also be provided with a dry film lubricant for high temperature applications or various coatings to enhance corrosion resistance and reduce wear. (Inconel® is a registered trademark of the INCO family of companies. Stellite® is a registered trademark of the Deloro Stellite Company.)
RBC manufactures 4 different self-lubricating liner materials that are qualified to AS81820 (formerly Mil-B- 81820). In addition, over 60 other self-lubricating materials are available for specific characteristic; such as high temperature for turbine engine applications or machinability for airframe, helicopter, and landing gear applications.
RBC spherical plain bearings have been qualified to stringent SAE, military, NAS, AECMA, and customer design and performance standards in RBC test laboratories. For information on special plain bearings or for information on the many standard series of commercial plain bearings which are available from RBC, please consult RBC Customer Service at 866.RBC.AERO (866.722.2376) or visit our Spherical Plain Bearings Engineering page. For an RBC Engineering overview of metal-to-metal and self-lubricated bearings and to learn more about our advanced liner systems, view Engineering Information.
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