The new demands by the small aerospace suppliers come as planemakers Boeing Co BA.N and Airbus SE AIR.PA wrestle with labor and parts shortages. "It’s about being fair," said Guy Boutin, a private equity specialist with the fund. "In the 23 years I have been in the industry, I have not seen such unprecedented inflationary pressures," said Alex Harding, managing director at Cajero, which makes cutting tools for clients like Boeing and Airbus.