Boeing chief executive Kelly Ortberg downplayed the potential impacts of a strike by the company's fighter aircraft production workforce, noting that unit roughly 10% the size of the commercial aircraft machinists unit that went on strike for more than seven weeks last year.

The company said it was preparing for a strike after a vote among members that looks set to hit multiple production plants.

Boeing’s second-quarter loss narrowed and revenue improved as the aircraft manufacturer delivered more commercial planes in the period.

Boeing Co.’s newfound labor peace will be put to the test on Sunday as about 3,200 factory workers in the St. Louis area vote on a contract offer that would boost their wages by 20% over four years.

Countries striking agreements with the United States have pledged to buy more Boeing planes, but it’s not clear whether those orders were the result of President Trump’s tactics.