12B-2 Taper Lock Sprockets for DIN 8187 Roller Chains (B-Series)
12B-2 taper bored sprockets 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).
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-2-13-T (3/4″ × 7/16″) - 13 Teeth, TB 1215 (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-2-14-T (3/4″ × 7/16″) - 14 Teeth, TB 1215 (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-2-15-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.
16.13€ excl. VAT
19.52€ incl. VAT
12B-2-16-T (3/4″ × 7/16″) - 16 Teeth, TB 1615 (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.
17.95€ excl. VAT
21.72€ incl. VAT
12B-2-17-T (3/4″ × 7/16″) - 17 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.
19.90€ excl. VAT
24.08€ incl. VAT
12B-2-18-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.
23.36€ excl. VAT
28.27€ incl. VAT
12B-2-19-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.
25.79€ excl. VAT
31.21€ incl. VAT
12B-2-20-T (3/4″ × 7/16″) - 20 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.
34.85€ excl. VAT
42.16€ incl. VAT
12B-2-21-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.
37.37€ excl. VAT
45.22€ incl. VAT
12B-2-22-T (3/4″ × 7/16″) - 22 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.
39.93€ excl. VAT
48.31€ incl. VAT
12B-2-23-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.
43.14€ excl. VAT
52.20€ incl. VAT
12B-2-24-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.
45.57€ excl. VAT
55.13€ incl. VAT
12B-2-25-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.
48.25€ excl. VAT
58.38€ incl. VAT
12B-2-26-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.
51.53€ excl. VAT
62.36€ incl. VAT
12B-2-27-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.
54.80€ excl. VAT
66.30€ incl. VAT
12B-2-28-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.
57.60€ excl. VAT
69.70€ incl. VAT
12B-2-29-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-2-30-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.
64.68€ excl. VAT
78.27€ incl. VAT
12B-2-31-T (3/4″ × 7/16″) - 31 Teeth, TB 3020 (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-2-32-T (3/4″ × 7/16″) - 32 Teeth, TB 3020 (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.
Typical Applications
12B-2 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.
Materials
C43 steel or grey cast iron.
Other materials available on request.
Sprocket Code Description
Example:
12B-2-16-T (3/4″ × 7/16″) - 16 Teeth, TB 1615 (Steel)
| Code Part | Description |
|---|---|
| 12B |
Type of chain |
| 2 |
Duplex 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 1615 (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
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12B-2 Plate Wheels 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.