Spirit AeroSystems is weighing furloughs or layoffs of hundreds more employees if the Boeing machinists' strike stretches beyond Nov. 25, a company spokesman told CNBC on Thursday. More than 32,000 Boeing machinists walked off the job on Sept.

Spirit AeroSystems will furlough 700 employees in Wichita for 21 days starting Oct. 28, the company said Friday. The furloughs will affect employees working on the Boeing 767 and 777. The furlough is a result of the ongoing strike by Boeing employees, which started on Sept. 13.

(Reuters) -Spirit AeroSystems posted deeper quarterly losses on Wednesday and said it was burning through dwindling cash reserves, as a strike by Boeing U.S. factory workers hammered the finances of its biggest supplier.

"Just to be clear, there's no change in our commitment to the Spirit acquisition and the integration," Boeing CEO Kelly Ortberg said.

Spirit AeroSystems, stock fell 1.1% to $32.29 in the premarket Thursday. GE Aerospace and RTX Corp. are also important suppliers for Boeing. RTX stock has gained 5.7% in the last

U.S. supplier Spirit AeroSystems on Wednesday reported third-quarter revenue below analysts' estimates and a loss of $4.07 per share, as a strike by Boeing factory workers weighed on its results. The company said that it would not provide forecast for the current year.

Shares in Spirit AeroSystems (NYSE:SPR) fell around 1% in premarket trading Thursday after the aerostructure supplier reported a deeper-than-expected quarterly loss. The company posted a Q3 loss of $3.