
Boeing has started building the first Next-Generation 737 at the increased rate of 42 airplanes per month.
Since 2010, production of the 737 has increased about 33 percent, from 31.5 to 42 airplanes a month, its highest rate ever.
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The first Next-Generation 737 built at the new rate is scheduled to be delivered in the second quarter.
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The 737 production rate is scheduled to increase to 47 airplanes a month in 2017.
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The Next-Generation 737 family is currently offered in three sizes, ranging from 120 to 220 seats.
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The 737-700 is capable of carrying up to 149 passengers.
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The 737-800 can seat up to 189 passengers.
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The Next-Generation 737 models fly around 3,000 nautical miles (5,500 km), an increase of up to 900 nautical miles over earlier 737 models. This increases 737 route capabilities throughout the world.
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Employees are pictured examining a Boeing 737 jetliner's wing during a tour of the Boeing 737 assembly plant in Renton.
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An employee is pictured working on a Boeing 737 jetliner during a tour of the Boeing 737 assembly plant in Renton, Washington.
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Work in progress on a Boeing 737 jetliner at the Boeing 737 assembly plant in Renton.
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A Boeing 737 jetliner is pictured during a tour of the Boeing 737 assembly plant in Renton.
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The winglet of a Boeing 737 jetliner is pictured during a tour of the Boeing 737 assembly plant in Renton.
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Boeing 737 jetliners are pictured during a tour of the Boeing 737 assembly plant in Renton.
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An employee is pictured working on a portion of a Boeing 737 jetliner's wing during a tour of the Boeing 737 assembly plant in Renton.
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Employees are pictured examining a Boeing 737 jetliner's wing during a tour of the Boeing 737 assembly plant in Renton, Washington.