12B-2 Sprockets with Hub for DIN 8187 Roller Chains (B-Series)
12B-2 sprockets with a hub are designed for drives with all types of 12B-2 (3/4″ × 7/16″) duplex roller chains of the so-called European series (B-series), standardized to ISO 606 (DIN 8187).
Products are sorted by name in ascending order.
12B-2-08-N (3/4” × 7/16”) - 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.
140,60CZK excl. VAT
170,20CZK incl. VAT
12B-2-09-N (3/4” × 7/16”) - 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.
166,00CZK excl. VAT
200,90CZK incl. VAT
12B-2-10-N (3/4” × 7/16”) - 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.
179,70CZK excl. VAT
217,50CZK incl. VAT
12B-2-11-N (3/4” × 7/16”) - 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.
182,90CZK excl. VAT
221,30CZK incl. VAT
12B-2-12-N (3/4” × 7/16”) - 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.
215,20CZK excl. VAT
260,40CZK incl. VAT
12B-2-13-N (3/4” × 7/16”) - 13 Teeth, with Hub (Steel)
Sprocket
In Stock We update the stock availability information every 2 hours.
The goods we have in stock are usually ready for shipping or personal collection no later than the next working day. In case of personal collection, please do not come to pick the goods up before we contact you that the goods are ready.
249,40CZK excl. VAT
301,80CZK incl. VAT
12B-2-14-N (3/4” × 7/16”) - 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.
289,90CZK excl. VAT
350,80CZK incl. VAT
12B-2-15-N (3/4” × 7/16”) - 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.
332,80CZK excl. VAT
402,70CZK incl. VAT
12B-2-16-N (3/4” × 7/16”) - 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.
375,70CZK excl. VAT
454,60CZK incl. VAT
12B-2-17-N (3/4” × 7/16”) - 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.
423,10CZK excl. VAT
511,90CZK incl. VAT
12B-2-18-N (3/4” × 7/16”) - 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.
476,50CZK excl. VAT
576,50CZK incl. VAT
12B-2-19-N (3/4” × 7/16”) - 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.
528,70CZK excl. VAT
639,70CZK incl. VAT
12B-2-20-N (3/4” × 7/16”) - 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.
578,50CZK excl. VAT
700,00CZK incl. VAT
12B-2-21-N (3/4” × 7/16”) - 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.
622,10CZK excl. VAT
752,70CZK incl. VAT
12B-2-22-N (3/4” × 7/16”) - 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.
662,50CZK excl. VAT
801,60CZK incl. VAT
12B-2-23-N (3/4” × 7/16”) - 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.
739,60CZK excl. VAT
894,90CZK incl. VAT
12B-2-24-N (3/4” × 7/16”) - 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.
780,10CZK excl. VAT
943,90CZK incl. VAT
12B-2-25-N (3/4” × 7/16”) - 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.
859,00CZK excl. VAT
1 039,40CZK incl. VAT
12B-2-26-N (3/4” × 7/16”) - 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.
906,40CZK excl. VAT
1 096,70CZK incl. VAT
12B-2-27-N (3/4” × 7/16”) - 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.
961,70CZK excl. VAT
1 163,60CZK incl. VAT
Products are sorted by name in ascending order.
Sprockets Fields of Use
The 12B-2 sprockets with hub are designed for use especially in light and 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:
12B-2-20-N (3/4″ × 7/16″) - 20 Teeth, with Hub (Steel)
| Code Part | Description |
|---|---|
| 12B |
Chain type |
| 2 |
Duplex design |
| 20 |
Number of teeth |
| N |
Design with hub |
| 3/4″ × 7/16″ |
Pitch (in inches) × inner width (in inches) |
| 20 Teeth, with Hub (Steel) |
Sprocket design and material |
Documents for Download
Dimensions and Parameters of 12B Sprockets with Hub for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 146.32 kB)
Dimensions and Parameters of 12B Cast Iron Sprockets for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 158.21 kB)
Related Products
12B-2 Plate Wheels for DIN 8187 Roller Chains (B-Series)
12B-2 Taper Lock Sprockets for DIN 8187 Roller Chains (B-Series)
12B-2 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.