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The Latest on our Blog

Thrust Bearing and Ball Retainer

Nylon offers a number of advantages as a construction material. First, nylon is a fraction of the weight of aluminum or steel. This means that nylon is a lightweight construction material, and as a...Read more

Roller Chain Sprockets

Seeking to provide high quality solutions for the power transmission and precision mechanical component industries, Torque Transmission manufactures a line of precision-engineered roller chain...Read more

Torque L Series Nylon Pulleys Go 158 mph, Beat That!

Bill Woods and his Sodium Distortion motorcycle building buddies are not the run of the mill hobbyists. They want to go as fast or faster than anyone ever has on a 500cc motorcycle and when they and...Read more

Cost Effective "D" Flat Solutions

Many users of small power transmission equipment have shafts on motors or driven units with flats.  The flat "D" is usually on shafts of less than 1/2" diameter.  The small size of these...Read more

Nylon Pulleys for Static-Electric Sensitive Applications

Answering customers’ needs for static-neutralizing products, Torque Transmission manufactures a line of pulleys and accessories specifically designed and manufactured for static-sensitive...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.

5mm Pitch Belt Pitch Selection Guide (pdf)

Additional Timing Pulley Pitches:

Features

  • Torque Transmission's 5mm 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 3mm8mm, 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, 5mm Pitch Timing Belt Pulley Dimensions

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

Pulley Designation
Number
Of
Teeth
Pitch
Dia.
12
14
15
16
18
19
20
22
24
.752
.877
.940
1.003
1.128
1.191
1.253
1.379
1.504
28
30
1.754
1.880
32
36
38
40
42
44
48
50
56
60
62
64
72
80
90
2.005
2.256
2.381
2.506
2.632
2.757
3.008
3.133
3.509
3.760
3.885
4.010
4.511
5.013
5.639

Standard Tolerances for Bore Sizes, Keyways and Setscrews