20B-3 Sprockets with Hub for DIN 8187 Roller Chains (B-Series)
20B-3 sprockets with a hub are designed for drives with all types of 20B-3 (1 1/4″ × 3/4″) triplex roller chains of the so-called European series (B-series), standardized to ISO 606 (DIN 8187).
Products are sorted by name in ascending order.
20B-3-08-N (1 1/4” × 3/4”) - 8 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
29.89€ excl. VAT
36.17€ incl. VAT
20B-3-09-N (1 1/4” × 3/4”) - 9 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
36.16€ excl. VAT
43.76€ incl. VAT
20B-3-10-N (1 1/4” × 3/4”) - 10 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
43.69€ excl. VAT
52.86€ incl. VAT
20B-3-11-N (1 1/4” × 3/4”) - 11 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
52.80€ excl. VAT
63.89€ incl. VAT
20B-3-12-N (1 1/4” × 3/4”) - 12 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
61.62€ excl. VAT
74.56€ incl. VAT
20B-3-13-N (1 1/4” × 3/4”) - 13 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
71.10€ excl. VAT
86.03€ incl. VAT
20B-3-14-N (1 1/4” × 3/4”) - 14 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
81.24€ excl. VAT
98.30€ incl. VAT
20B-3-15-N (1 1/4” × 3/4”) - 15 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
85.21€ excl. VAT
103.10€ incl. VAT
20B-3-16-N (1 1/4” × 3/4”) - 16 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
94.99€ excl. VAT
114.93€ incl. VAT
20B-3-17-N (1 1/4” × 3/4”) - 17 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
111.97€ excl. VAT
135.48€ incl. VAT
20B-3-18-N (1 1/4” × 3/4”) - 18 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
122.92€ excl. VAT
148.73€ incl. VAT
20B-3-19-N (1 1/4” × 3/4”) - 19 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
134.80€ excl. VAT
163.11€ incl. VAT
20B-3-20-N (1 1/4” × 3/4”) - 20 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
146.78€ excl. VAT
177.61€ incl. VAT
20B-3-21-N (1 1/4” × 3/4”) - 21 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
163.19€ excl. VAT
197.46€ incl. VAT
20B-3-22-N (1 1/4” × 3/4”) - 22 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
176.15€ excl. VAT
213.15€ incl. VAT
20B-3-23-N (1 1/4” × 3/4”) - 23 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
190.46€ excl. VAT
230.46€ incl. VAT
20B-3-24-N (1 1/4” × 3/4”) - 24 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
204.73€ excl. VAT
247.72€ incl. VAT
20B-3-25-N (1 1/4” × 3/4”) - 25 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
219.55€ excl. VAT
265.65€ incl. VAT
20B-3-26-N (1 1/4” × 3/4”) - 26 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
236.99€ excl. VAT
286.76€ incl. VAT
20B-3-27-N (1 1/4” × 3/4”) - 27 Teeth, with Hub (Steel)
Sprocket
At Supplier
Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.
253.60€ excl. VAT
306.86€ incl. VAT
Products are sorted by name in ascending order.
Sprockets Fields of Use
The 20B-3 sprockets with hub are designed for use especially in medium industry.
They are used in drives, but can also be used for lifting or transporting material.
Sprockets Material
C43 steel or grey cast iron.
Other materials available on request.
Sprockets Code Description
Example:
20B-3-20-N (1 1/4″ × 3/4″) - 20 Teeth, with Hub (Steel)
| Code Part | Description |
|---|---|
| 20B |
Chain type |
| 3 |
Triplex design |
| 20 |
Number of teeth |
| N |
Design with hub |
| 1 1/4″ × 3/4″ |
Pitch (in inches) × inner width (in inches) |
| 20 Teeth, with Hub (Steel) |
Sprocket design and material |
Documents for Download
Dimensions and Parameters of 20B Sprockets with Hub for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 147.10 kB)
Dimensions and Parameters of 20B Cast Iron Sprockets for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 158.09 kB)
Related Products
20B-3 Sprockets with Hub for DIN 8187 Roller Chains (B-Series)
20B-3 Taper Lock Sprockets for DIN 8187 Roller Chains (B-Series)
20B-3 Roller Chains According to DIN 8187
Universal Chain Tensioners
Sliding blocks, sprockets with screw and idler sprockets for tensioning of industrial roller chains during operation.