12B-2 Sprockets with Hub and Hardened Teeth for DIN 8187 Roller Chains (B-Series)
12B-2 sprockets with a hub and hardened teeth 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-2-11-NK (3/4” × 7/16”) - 11 Teeth, with Hub, Hardened Teeth (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.
9.14€ excl. VAT
11.06€ incl. VAT
12B-2-12-NK (3/4” × 7/16”) - 12 Teeth, with Hub, Hardened Teeth (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.
10.85€ excl. VAT
13.13€ incl. VAT
12B-2-13-NK (3/4” × 7/16”) - 13 Teeth, with Hub, Hardened Teeth (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.
12.57€ excl. VAT
15.21€ incl. VAT
12B-2-14-NK (3/4” × 7/16”) - 14 Teeth, with Hub, Hardened Teeth (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.
14.56€ excl. VAT
17.61€ incl. VAT
12B-2-15-NK (3/4” × 7/16”) - 15 Teeth, with Hub, Hardened Teeth (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.
16.42€ excl. VAT
19.86€ incl. VAT
12B-2-16-NK (3/4” × 7/16”) - 16 Teeth, with Hub, Hardened Teeth (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.
23.16€ excl. VAT
28.02€ incl. VAT
12B-2-17-NK (3/4” × 7/16”) - 17 Teeth, with Hub, Hardened Teeth (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.
20.82€ excl. VAT
25.20€ incl. VAT
12B-2-18-NK (3/4” × 7/16”) - 18 Teeth, with Hub, Hardened Teeth (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.
23.37€ excl. VAT
28.28€ incl. VAT
12B-2-19-NK (3/4” × 7/16”) - 19 Teeth, with Hub, Hardened Teeth (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.
25.92€ excl. VAT
31.37€ incl. VAT
12B-2-20-NK (3/4” × 7/16”) - 20 Teeth, with Hub, Hardened Teeth (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.
28.47€ excl. VAT
34.45€ incl. VAT
12B-2-21-NK (3/4” × 7/16”) - 21 Teeth, with Hub, Hardened Teeth (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.
30.62€ excl. VAT
37.05€ incl. VAT
12B-2-24-NK (3/4” × 7/16”) - 24 Teeth, with Hub, Hardened Teeth (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.
38.34€ excl. VAT
46.40€ incl. VAT
12B-2-25-NK (3/4” × 7/16”) - 25 Teeth, with Hub, Hardened Teeth (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.
42.24€ excl. VAT
51.11€ incl. VAT
12B-2-30-NK(3/4” × 7/16”) - 30 Teeth, with Hub, Hardened Teeth (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.
56.08€ excl. VAT
67.86€ incl. VAT
12B-2-32-NK (3/4” × 7/16”) - 32 Teeth, with Hub, Hardened Teeth (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.
64.34€ excl. VAT
77.85€ incl. VAT
12B-2-35-NK (3/4” × 7/16”) - 35 Teeth, with Hub, Hardened Teeth (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.
73.58€ excl. VAT
89.03€ incl. VAT
12B-2-40-NK (3/4” × 7/16”) - 40 Teeth, with Hub, Hardened Teeth (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.
91.22€ excl. VAT
110.37€ incl. VAT
12B-2-08-NK (3/4” × 7/16”) - 8 Teeth, with Hub, Hardened Teeth (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.
5.93€ excl. VAT
7.17€ incl. VAT
12B-2-09-NK (3/4” × 7/16”) - 9 Teeth, with Hub, Hardened Teeth (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.
6.91€ excl. VAT
8.36€ incl. VAT
12B-2-10-NK (3/4” × 7/16”) - 10 Teeth, with Hub, Hardened Teeth (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.
7.52€ excl. VAT
9.10€ incl. VAT
Products are sorted by name in ascending order.
Sprockets Characteristics
12B-2 sprockets with a hub and hardened teeth for DIN 8187 chains are designed for general use in light and medium-duty industries.
They are primarily used in drives but can also be utilized for lifting or material transport.
Sprockets Material
C43 steel.
Other materials available on request.
Sprockets Code Description
Example:
12B-2-25-NK (3/4″ × 7/16″) - 25 Teeth, with Hub, Hardened Teeth (Steel)
| Code Part | Description |
|---|---|
| 12B |
Chain type |
| 2 |
Duplex design |
| 25 |
Number of teeth |
| NK |
Design with hub and hardened teeth |
| 3/4″ × 7/16″ |
Pitch (in inches) × inner width (in inches) |
| 25 Teeth, with Hub, Hardened Teeth (Steel) |
Sprocket design and material |
Documents for Download
Dimensions and Parameters of 12B Sprockets with Hub and Hardened Teeth for DIN 8187 Roller Chains
TYMA CZ Data Sheets
Czech and English (PDF 751.80 kB)
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