56-S8M-30 (Type 6WF, Cast Iron)
Timing Belt Pulley
Price without VAT: 69.97€
Price including VAT: 84.66€ with VAT
Catalogue price excluding VAT:
71.37€
At supplier, we usually ship within 3 weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
Specifications
Pitch diameter of the pulley. It is commonly denoted as Dp or Dp.
Designed for further machining to the final dimension. The pre-drilled hole is therefore not machined to final tolerance for direct use. The size of the pre-drilled hole may vary according to the production batch.
This standardized product may come from different manufacturers. We will provide you with the currently supplied brand upon request.
In the TYMA Product Catalogues you can find this material also described with the abbreviation GG.
Pulley Description
56-S8M-30 (Type 6WF, Cast Iron) is a basic timing pulley for belts in STD S8M profile. It is made from grey cast iron with a pilot bore. Its design is based on the ISO 5294 (DIN 7721) standard.
Pulleys are supplied as a semi-finished product and the inner hole needs to be adjusted to fix them on the shafts.
Typical Applications
The STD S8M standard timing pulleys are designed for all types of STD belts with pitch 8.0 mm.
They are typically used in high-speed machine tools, compressors, packaging, printing and textile machines and in many other machines.
They are also typically used in machines from Asia, especially Japan.
Materials
Steel or grey cast iron.
Other materials to order.
| Parameter | Standard |
|---|---|
| Surface roughness | ISO 254 |
| Balance quality grade | VDI 2060, ISO 1940 |
Caution
Cast iron pulleys at v > 30 m/s must be balanced.
Documents for Download
Dimensions and Parameters of STD S8M Standard Pilot Bore Timing Pulleys
TYMA CZ Data Sheets
Czech and English (PDF 123.07 kB)
Related Products
STD S8M Taper Lock Timing Pulleys
Taper Lock Bushes
Taper Lock bushes with finished metric or inch bore and keyway to fixing components to a mating shaft without using any special tools.
STD S8M Timing Belts (STS S8M)
Measuring Instruments for Belt and Chain Drives
Our professional-quality special tools and measuring instruments will assist you in maintaining and fitting drive components.
Questions about This Product?
Don’t hesitate to contact us – our specialists will be happy to help with any questions about this pulley.