The Econobelt Line features timing belts in 11 different profiles. Made from fiberglass reinforced Neoprene, these belts are available in trapezoidal, curvilinear and European tooth forms.

http://www.econobelt.com/Q460/Q460cat.htm

There are over 9,000 off-the-shelf timing belt pulleys, belts, belt and roller chain tensioners and other power transmission components to our offering. These products designed for use in prototypes or for production applications are featured in our companion catalog Q460.

The 368 page catalog features Econobelt brand timing belts and pulleys in 11 different profiles: MXL, XL, L, HTD3, HTD5, HTD8, T2.5, T5, T10, AT5 and AT10. The belts are made of fiberglass-reinforced neoprene and the pulleys are made of steel, aluminum and nylon.

There are over 9,000 off-the-shelf timing belt pulleys, belts, belt and roller chain tensioners and other power transmission components to our offering. These products designed for use in prototypes or for production applications are featured in our companion catalog Q460.

http://www.qtcgears.com/RFQ/

In addition to the over 3,700 metric gears detailed, this 528-page catalog contains a comprehensive technical reference section entitled "Elements of Gear Technology". The topics covered include the principles of involute gearing, gear dimension calculations, the definition of backlash, plastic gear design, elements of gear accuracy, principles of surface contact, methods of lubrication and methods for noise reduction.

The product section includes detailed specifications of the complete offering of off-the-shelf Spur gears, Helical gears, Screw gears, Ratchets & Pawls, Gear couplings, Worms & Worm Wheels (Standard & Duplex), Ring gears (Internal & External), Involute splines (Internal & External) , Racks (Straight, Helical & Flexible), Miter gears (Straight & Spiral) and Bevel gears (Straight & Spiral). These 3,700+ products are offered in sizes from module 0.5 thru module 10, in materials that include alloy steel, carbon steel, stainless steel, cast iron, aluminum bronze, brass, cast bronze, nylon, and acetal.