Technical Details

The Triplane built on the success of the earlier Pup

A Sopwith Triplane head-on, revealing marked absence of struttery.

The Triplane incorporated many lines comparable with those of its Pup stablemate. Initially, power came from a 110hp Clerget 9Z ninecylinder rotary engine attached to an overhung mounting, and enclosed within a circular open fronted cowling. The cowling was merged into the fuselage’s flat sides using tapered fairings, which were created from spruce stringers attached to formers. Many production aircraft received the more powerful 130hp Clerget 9B unit.

Become a Premium Member to Read More

This is a premium article and requires an active Key.Aero subscription to view.

I’m an existing member, sign me in!

I don’t have a subscription…

Enjoy the following subscriber only benefits:

  • Unlimited access to all KeyAero content
  • Exclusive in-depth articles and analysis, videos, quizzes added daily
  • A fully searchable archive – boasting hundreds of thousands of pieces of quality aviation content
  • Access to read all our leading aviation magazines online - meaning you can enjoy the likes of FlyPast, Aeroplane Monthly, AirForces Monthly, Combat Aircraft, Aviation News, Airports of the World, PC Pilot and Airliner World - as soon as they leave the editor’s desk.
  • Access on any device- anywhere, anytime
  • Choose from our offers below