Propeller Solutions - Remanufacture your existing boat propellers using prop scan technology.
Python-Drive - Offers constant velocity drive units for isolation of vibration between marine engine and propeller.
National Marine Propeller Association - Represents the US boat propeller repair shops, distributors, retailers, and manufacturers.
Turning Point Propellers Inc. - Manufacture high performance aluminum and stainless steel propellers. Order on line.
Nakashima Propeller Co., Ltd. - Maker of ship propulsion and steering systems.
New England Propeller - Repair and servicing of all kinds of aircraft propeller.
Prop Scan USA - Propeller inspection and measurment system, manufacture and repairs for props. Dealers by state.
How Stuff Works: Boomerang - Illustrated tutorial explains the physics behind the propeller-like flight of the boomerang.
Circulation Control Propeller - A modified marine propeller duct that implements the circulation control technique is presented. A non-ducted circulation control propeller is also proposed.
Sensenich Propeller Mfg. Co. - Manufacturers of fixed-pitch metal (aluminum), and lighter weight propellers for type certified and homebuilt/kit aircraft.
Delta Propeller - Resource for propeller FAQs, prop performance tutorial, and prop anatomy hot news. Sells new and refurbished marine props.
Johnny's Boat Propeller Sales & Service - Repair, reconditioning, repitching, and rehubbing for power and sail boats. Authorized distributor for Michigan Wheel, Federal, and HyTorq.
Propeller Dynamics. Pty. Ltd. - Offers marine propeller repair franchise opportunity. Site includes FAQ, contact form and testimonials.
Propeller Magazine - From the trailer boat magazine, New Zealand classifieds and a list of manufacturers.
The Underwater Maintenance Company - Specialists in underwater ship maintenance; surveys, repairs, hull cleaning and propeller polishing carried out for naval and commercial clients worldwide.
The German-Dutch Wind Tunnels - Facilities for aerodynamic and aero-acoustic testing on flight vehicle of civil and military aircraft, spacecraft and helicopters, full-size missiles, passenger cars and trucks, propulsion testing of turbofan engines and inlet models, propellers and prop-fans, etc.
The National Marine Propeller Association - The National Marine Propeller Association is the only organization in the world committed to excellence in marine propeller repair and manufacturing.
Airplane Airplane Airplane; Propeller Airliners and Local Airports - Spotting guide for Japan that contains photo albums, descriptions of non-jet aircraft, lists of commercial aviation, Tokyo Haneda and Narita observer locations, and information on some of the special color schemes found.
Seattle Propeller - Provides service and replacement for all makes and models of boat outboard or stern drives.
Sidney Propeller and Marine - Diesel engine value, repairs, overhauls and installations. Propeller repairs, balancing and shaft alignments, spare marine part sales from Tsehum Harbour, Sidney, British Columbia. | 
