12B-1 Taper Lock Sprockets for DIN 8187 Roller Chains (B Series)
12B-1 taper bored sprockets are designed for drives with all types of 12B-1 (3/4″ × 7/16″) simplex roller chains of the so-called European series (B-series), standardized to ISO 606 (DIN 8187).
The sprockets are mounted on the shaft using Taper Lock bushes, which ensure a secure and precise fit. Additionally, the keyway provides reliable axial fixation against displacement.
Products are sorted by name in ascending order.
12B-1-13-T (3/4” × 7/16”) - 13 Teeth, TB 1210 (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.
198,50CZK excl. VAT
240,10CZK incl. VAT
12B-1-14-T (3/4” × 7/16”) - 14 Teeth, TB 1210 (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.
237,70CZK excl. VAT
287,60CZK incl. VAT
12B-1-14-T (3/4” × 7/16”) - 14 Teeth, TB 1610 (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.
Price on Request The sprocket price is calculated after receiving information about up-to-date prices from our suppliers. Please, fill in your email address and the required number of pieces and submit the form on the product page. The price and delivery conditions will be answered by email.
12B-1-15-T (3/4” × 7/16”) - 15 Teeth, TB 1610 (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.
256,90CZK excl. VAT
310,80CZK incl. VAT
12B-1-16-T (3/4” × 7/16”) - 16 Teeth, TB 1610 (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.
288,00CZK excl. VAT
348,50CZK incl. VAT
12B-1-17-T (3/4” × 7/16”) - 17 Teeth, TB 1610 (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.
312,30CZK excl. VAT
377,90CZK incl. VAT
12B-1-18-T (3/4” × 7/16”) - 18 Teeth, TB 2012 (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.
426,70CZK excl. VAT
516,30CZK incl. VAT
12B-1-19-T (3/4” × 7/16”) - 19 Teeth, TB 2012 (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.
447,90CZK excl. VAT
541,90CZK incl. VAT
12B-1-20-T (3/4” × 7/16”) - 20 Teeth, TB 2012 (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.
470,30CZK excl. VAT
569,10CZK incl. VAT
12B-1-21-T (3/4” × 7/16”) - 21 Teeth, TB 2517 (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.
657,60CZK excl. VAT
795,70CZK incl. VAT
12B-1-22-T (3/4” × 7/16”) - 22 Teeth, TB 2517 (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.
680,50CZK excl. VAT
823,40CZK incl. VAT
12B-1-23-T (3/4” × 7/16”) - 23 Teeth, TB 2517 (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.
754,50CZK excl. VAT
912,90CZK incl. VAT
12B-1-24-T (3/4” × 7/16”) - 24 Teeth, TB 2517 (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.
779,50CZK excl. VAT
943,20CZK incl. VAT
12B-1-25-T (3/4” × 7/16”) - 25 Teeth, TB 2517 (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.
806,20CZK excl. VAT
975,60CZK incl. VAT
12B-1-26-T (3/4” × 7/16”) - 26 Teeth, TB 2517 (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.
834,20CZK excl. VAT
1 009,40CZK incl. VAT
12B-1-27-T (3/4” × 7/16”) - 27 Teeth, TB 2517 (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.
867,20CZK excl. VAT
1 049,30CZK incl. VAT
12B-1-28-T (3/4” × 7/16”) - 28 Teeth, TB 2517 (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.
897,00CZK excl. VAT
1 085,40CZK incl. VAT
12B-1-29-T (3/4” × 7/16”) - 29 Teeth, TB 2517 (Steel)
Sprocket
Sold Out The goods are currently unavailable. We do not have information about the date of its future availability yet. Therefore, it is not possible to order.
Price is Unavailable
12B-1-30-T (3/4” × 7/16”) - 30 Teeth, TB 2517 (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.
984,70CZK excl. VAT
1 191,50CZK incl. VAT
12B-1-31-T (3/4” × 7/16”) - 31 Teeth, TB 2517 (Steel)
Sprocket
Sold Out The goods are currently unavailable. We do not have information about the date of its future availability yet. Therefore, it is not possible to order.
Price is Unavailable
Products are sorted by name in ascending order.
Sprockets Fields of Use
12B-1 taper bored sprockets are designed for general use in light and heavy 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-1-16-T (3/4″ × 7/16″) - 16 Teeth, TB 1610 (Steel)
| Code Part | Description |
|---|---|
| 12B |
Type of chain |
| 1 |
Simplex design |
| 16 |
Number of teeth |
| T |
Design with tapered bore (Taper Lock) |
| 3/4″ × 7/16″ |
Pitch in inches × inner width in inches |
| 16 Teeth, TB 1610 (Steel) |
Sprocket design, Taper Lock bush type and material of the sprocket |
Documents for Download
Dimensions and Parameters of 12B Taper Bored Sprockets for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 176.29 kB)
Dimensions and Parameters of Cast Iron Taper Bored Sprockets for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 610.29 kB)
Related Products
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.
12B Taper Lock Sprockets with Hardened Teeth for DIN 8187 Roller Chains (B Series)
12B-1 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.
