Advanced Cermet Liner for Reduced Wear and Contamination in Plain Airframe Bearings
Navy SBIR FY2013.1


Sol No.: Navy SBIR FY2013.1
Topic No.: N131-016
Topic Title: Advanced Cermet Liner for Reduced Wear and Contamination in Plain Airframe Bearings
Proposal No.: N131-016-0306
Firm: Powdermet Inc.
24112 Rockwell Drive
Euclid, Ohio 44117-1252
Contact: Mark Grogan
Phone: (216) 404-0053
Web Site: www.powdermetinc.com
Abstract: In this proposed Phase I Project, Powdermet will develop a low cost solution to contamination issues currently involved in spherical plain airframe bearings. The proposed solution will utilize an advanced low friction cermet. This material will be capable for application as a powder coating or consolidated and adhered inner cylinder for use as the bearing's self-lubricating liner. The material will exhibit state of the art contamination resistance while minimizing additional friction or cost. Additionally, the material will not increase initial torque on the system nor operating temperature. The result will be a bearing system with increased lifetime compared to current technologies.
Benefits: It is anticipated that the technology will significantly advance the durability and lifetime of current bearings without sacrificing performance. Ultimately, this will result in savings due to maintenance cost and improved reliability and safety of the aircraft in which the bearing is being used. Potential applications include bearings for aircraft as well as bearings for other vehicles and moving components.

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