jackscrew in a sentence

• _Airborne Express, 75 planes : Two jackscrews needing lubrication.
• _American Airlines, 284 planes : One jackscrew lacked lubricant.
• Airlines replaced jackscrew devices in the tail sections of 18 aircraft.
• Crash investigators later concluded the jackscrew mechanism jammed soon after takeoff.
• Flight 261's jackscrew was found, damaged, on Wednesday.
• Airlines had reported finding jackscrew problems in 22 planes by midday Sunday.
• The airlines said they wanted to check a component called a jackscrew.
• Carriers should check the jackscrew assemblies at their convenience, Boeing said.
• Spokespeople for Northwest and Delta Air Lines also reported residue on jackscrews.
• TWA, 131 planes, one with metal shavings, jackscrew replaced.
• It's difficult to see jackscrew in a sentence .
• American Airlines, 284 planes, one jackscrew lacked lubricant, relubed.
• Jackscrews are rarely replaced, the NTSB's Benjamin Berman said.
• The jackscrew's threads were found to be stripped.
• A jackscrew or car jack is a familiar mechanical actuator.
• The last two are the ones with jackscrew problems.
• The failure of the jackscrew was unprecedented as a cause of a crash.
• The jackscrews on its jets showed surprising little wear.
• Spokespeople for Northwest and Delta Air Lines also reported residue on their jackscrews.
• The nut is kept still and mechanics see how far the jackscrew can wiggle.
• Readings in excess of above are cause for replacement of acme jackscrew and nut.