About our V Belt and Round Belt Pulleys

These high quality and rugged pulleys are engineered for industries where high strength to weight ratios and quiet operation are required.

Torque Transmission V-Belt Pulleys and Round Belt Pulleys are specifically designed for low and fractional horsepower drives.  Using a combination of a molded glass reinforced Nylon pulley with a machined aluminum hub for strength.  The pulley hub, with the exception of the PO-1 pulley which is all nylon, can be aluminum, steel or stainless steel. 

See Custom V-Belt Pulley / Round Belt Pulley for more information on compound pulleys, different hub and bore configurations.

V-Belt/Round Belt Pulley Applications Include:

  • Lathes
  • Light-duty milling machines
  • Drills
  • Power tools

Does your application require a V-Belt pulley / Round Belt pulley that is not shown in our standard product listing?

Please Click Here to find why a non-standard V-Belt pulley / Round Belt pulley may make sense.

Round Belt Pulley Dimensions

Part
No.
Outside
Dia.
Pitch
Dia.

Angle
Standard Bores -W-
Width
 
1/4
5/16
3/8
1/2
PO-1.0 1.0 0.9 32°     .240 Figure 1
PO-1.5 1.5 1.4 34° .243 Figure 2
PO-2.0 2.0 1.9 36° .246
PO-2.5 2.5 2.4 36° .246
PO-3.0 3.0 2.9 38° .250
PO-3.5 3.5 3.4 38° .250
PO-4.0 4.0 3.9 38° .250
PO-4.5 4.5 4.4 38° .250
PO-5.0 5.0 4.9 38° .250
PO-6.0 6.0 5.9 38° .250

Compound round belt pulleys are available upon request.

Torque Transmission is an ISO Certified company.

 

Download the Nylon vs. Metal Pulley Whitepaper

Download the Pulley Purchasing Checklist

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