Timing Pulleys: HTD Pitch Size 8M Pilot Bore

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Enquire about Timing Pulleys: HTD Pitch Size 8M Pilot Bore

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Listed here is our current standard stock range of pilot bore Pulleys and Bars to suit HTD 8M pitch of Timing Belts.

The standard stock range of pulleys are available in 25 tooth sizes to suit 4 standard belt widths of 20 (20mm), 30 (30mm), 50 (50mm) and 85 (85mm) which should cater for the majority of power transmission drive applications. Although you can also generate a pulley for any alternative width or for a non-standard tooth size by selecting a bar length from one of the range of 19 tooth sizes we offer.

Alternatively, if you can not find the tooth size you are looking for here. The company does also provides a full manufacturing service to suit any customer’s individual requirement, see our timing pulley manufacturing page for full details.

Range of Sizes

Timing Bars

HTD 8M Pitch sizes listed below, all tooth sizes are available in Steel & Aluminium

Material Bars: Steel C40/C45 & Aluminium 6082
Note: The Useable length is not necessary the total length of the bar, but the length which has the full tooth depth, for use as a pulley.

Timing Pulleys: with boss one side

Material Pulleys: Steel C45 E UNI EN 10083-1 with Flanges up to & including 72 tooth, and in Cast Iron EN-GJL-200 UNI EN 1561 without Flanges from 80 tooth & above.

Alt. Shaft Fixing

As an alternative to either Boring & Keywaying a pilot bore pulley or using a Taper bored pulley and Bush. Why not take a look at the range of Locking Bushes we now offer, as they eliminate the need for fixing via a Keyway-Key thereby providing the added benefit of a uniform distribution of the drive load over the entire diameter of the bush.

View Range

Drive Design Service

A Free Drive Selection Service is available upon request, please click on this link to go to our Drive Selection Service Page for details!

Plating Service

A Full range of add on Plating Finishes is available :-

  • Zinc (Clear & Yellow)
  • Nickel
  • Chemically Black Phosphate
  • Hard Anodising for Aluminium Products!

Reworking Service

To compliment this range of stock products the company can also provide a variety of finishing services, to suit individual customer’s own requirements.



The company also provides a Manufacturing Service that caters for :-

  • Any requirement outside it’s stock ranges.
  • Customers own drawing requirement.
  • Or when a stock pulley is not suitable.

See our manufacturing Capacity



Note: Only one pulley’ within a timing pulley drive needs to have Flanges to stop belt run off.


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