40-S8M-20 (Type 6F, Steel)
Timing Belt Pulley
Price without VAT: 818,20CZK
Price including VAT: 990,00CZK with VAT
Catalogue price excluding VAT:
834,00CZK
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.
Pulley Parameters
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 ST.
Pulley Description
40-S8M-20 (Type 6F, Steel) is a basic timing pulley for belts in STD S8M profile. It is made from steel 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.
Pulley Fields of Use
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.
Pulley Material
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)