8mm Pitch HTD timing pulleys

The Latest on our Blog

Companion Pulley Helps PermaGreen Supreme Spread The Wealth

It was a 15-year-old dilemma that stared right back at Tom Jessen, daring him as if to say, “Go ahead, keep trying. You’ll never win this one.” With the help of Torque Transmission and its Companion...Read more

Low Cost Gearboxes Open Doors for Cornell Iron Works

The Challenge Cornell Iron Works, located in northeastern Pennsylvania has been a Torque Transmission customer for almost 20 years. Cornell manufactures a complete line of safe and secure Overhead...Read more

Roller Chain Sprockets Help Darko's Display See the Light of Day

Torque Transmission faced a major challenge in its quest to effectively help Darko Inc., in Twinsburg, Ohio, demonstrate Darko’s latest point-of-purchase display -- Fisher-Price’s GeoTrax train...Read more

Torque Transmission Right Angle Gearbox Helps Power Assistive Robot

Applied Resources is a manufacturer of The Raptor, the first commercially available, FDA-approved “Smart” Assistive Robot.  The Raptor provides assistance for individuals with severe...Read more

Nylon vs. Metal Pulleys

When deciding on the material for any given pulley, the end application will more often than not dictate which material to use.  The great thing about pulley material consideration is that...Read more

The drive pulleys are reinforced with metal inserts to offer the lightweight advantages of nylon along with the advantages of a metal-to-metal connection at the hub. This combination provides a high strength-to-weight ratio and low inertia.

8mm Belt Pitch Selection Guide (pdf)

Additional Timing Pulley Pitches:

Features

  • Torque Transmission's 8mm Pitch HTD Timing Pulleys are injection molded to rigid standards for true design pitch, giving you the precision you need.
  • Pulleys are available in Standard, Metric and D-bore sizes
  • Flanges: one, two, or no flanges
  • Plastic or metal hubs
  • Setscrews & Keyways
  • Wide selection of ratios to fit your requirements
  • Timing Pulleys also available in 3mm, 5mm, 3/8" pitch, and 1/5" pitch
  • Made In USA

Benefits

  • Unique tooth shape provides no slippage, like there is with flat belts
  • Small, light drives
  • Minimal belt tension required to prevent slippage
  • Minimal backlash
  • No lubrication required - easy to maintain
  • Energy savings

HTD, 8mm Pitch Timing Pulley Dimensions

**Click on Desired Pulley For Detailed Technical Information**

Pulley Designation
Number
Of
Teeth
Pitch
Dia.
14
18
22
24
26
28
1.404
1.804
2.206
2.406
2.607
2.807
30
32
34
36
38
40
44
48
56
3.008
3.208
3.409
3.609
3.810
4.010
4.411
4.812
5.614

Standard Tolerances for Bore Sizes, Keyways and Setscrews