Tribology

January 15, 2014 - 12:20pm

The National Institute for Aviation Research (NIAR) at Wichita State University is offering a new oil analysis service for all types of piston and turbine engines. NIAR’s new oil analysis lab can perform trivector analysis (wear, contamination, general oil chemistry); infrared spectroscopy (monitors molecular substance in oil); particle count/shape recognition; elemental analysis (checking for elements that correlate to contaminants, wear metals and additives); and viscosity testing.

November 27, 2013 - 8:55am

The FAA has granted PMA approval to Mesa, Ariz.-based Able Aerospace to provide low-cost replacements of Bell 206 duplex bearings (OEM p/n 206-040-032-105; Able p/n 2AA-040-032-105). The company offers certified, guaranteed parts that erase long lead-times and significantly reduce operating costs immediately, said Anthony Saenz, Able Aerospace’s president.

June 17, 2013 - 4:15am
AgustaWestland’s AW189 medium twin can run for 50 minutes after loss of gearbox lubrication, a condition that has caused several incidents among large transport category helicopters recently.

Loss of lubrication to the main gearbox (MGB) has been responsible for several crashes, ditchings and precautionary landings in large transport category helicopters in recent years. These accidents set off broad debate as to exactly what is required of main gearboxes under Part 29 certification of the U.S.

October 24, 2012 - 11:35am

Duncan Aviation technicians can now provide faster landing-gear inspections, restorations and overhauls by using a new digital Fryer Touch 2100 Control machining mill. It allows technicians to machine landing-gear castings and other large parts with better accuracy and efficiency. Duncan Aviation completes landing-gear restorations and overhauls for Challengers, Hawkers, Learjets and King Airs, both in conjunction with in-house airframe inspections and for units that are removed and sent in for service.

 
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