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Illustrated technical information covering Vol 2 Over 800 multi-choice systems questions Study notes and technical information Close up photos of internal and external components A compilation of links to major 737 news stories with a downloadable archive Illustrated history and description of all variants of 737 Detailed tech specs of every series of 737 Databases and reports of all the major 737 accidents & incidents General flightdeck views of each generation of 737's Description & news reports of Advanced Blended Winglets Press reports of orders and deliveries A collection of my favourite photographs that I have taken of or from the 737 Details about 737 production methods A compilation of links to other sites with useful 737 content History and Development of the Boeing 737 - MAX A quick concise overview of the pages on this site


The 737-700C Convertible has the same hybrid airframe as the BBJ1 with -700 fuselage and -800 wings. It also has a forward cargo door a new cargo handling system and an increased gross weight. In the passenger layout, the 737-700C Quick Change can carry up to 149 passengers. In the cargo configuration, The 737-700C can carry up to 18,780 kg (41,420 pounds) of cargo on eight pallets and has a range of 2880nm. The ceiling, sidewalls and overhead bins remain in the interior while the airplane is configured for cargo.

The Quick Change option is simply a 737-700C with pallet-mounted seats. This reduces the conversion time from passenger to freighter configuration, and vice-versa, from 5 hours to 1 hour.

The Convertible program was launched in 1997 but has only had 3 civilian customers. Two were delivered to Saudi Aramco in 2001, one was delivered to SonAir in 2008 and two more have been delivered to Air Algerie, the last in 2016.

Most of the sales have been to the US military as the C-40 and one as a BBJC. Total sales are 21.

PEMCO are also offering the following two 737 conversions for which certification is expected in 2018:

The 737-700FC FlexCombi by PEMCO offers three configurations: a 24-passenger cabin plus a 2,640-cubic-foot cargo hold for up to 30,000 pounds of payload in six pallet positions; a 12-passenger cabin plus a 3,005-cubic-foot cargo hold for up to 35,000 pounds of payload in seven pallet positions; or full-freighter mode consisting of a 3,370-cubic-foot cargo hold for up to 40,000 pounds of payload in eight pallet positions. The available positions will accommodate 88” x 125” or 88” x 108” pallets, with the seventh and eighth positions accommodating smaller pallets.

The B737-700F PEMCO-converted aircraft features nine pallet positions, up to 45,000 pounds of payload, and 3,844 cubic feet of total volume. The available positions will accommodate 88” x 125” or 88” x 108” pallets, with the ninth position accommodating a smaller pallet.

To summarise:

  • 737-700C - "Convertible" New build baseline aircraft with -700 fuselage and -800 wings.
  • 737-700QC - A -700C with pallet-mounted seats
  • C-40A/B/C - US Navy designation for -700C
  • BBJC - A -700C with BBJ luxury interior for VIP or government.
  • 737-700FC - FlexCombi, three configuration combo conversion by PEMCO.
  • 737-700F - A nine pallet pure freighter conversion by PEMCO.

737-700C (Photo: Boeing)

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*** Updated 17 Jan 2017 ***

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PEMCO 737-700 freighters

The 737-700F (top) and 737-700FC from PEMCO

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