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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

At Supplier

Within 2 Weeks Usual time this product is ready for shipping. Actual availability may vary due to unforeseen circumstances in exceptional cases.

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.

Total 4 pages

Typical Applications

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.

Materials

C43 steel or grey cast iron.

Other materials available on request.

Sprocket 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)

Download

Dimensions and Parameters of 12B Cast Iron Sprockets for DIN 8187 Roller Chains

TYMA CZ Data Sheets

Czech and English (PDF 158.21 kB)

Download

Chains

TYMA CZ Catalogue

Czech (PDF 3.58 MB)

Download

Sprockets and Plate Wheels

TYMA CZ Catalogue

Czech and English (PDF 3.77 MB)

Download

12B-2 Plate Wheels for DIN 8187 Roller Chains (B-Series)

Plate wheels for DIN 8187 roller chains
Pitch × Internal width (mm): 19.050 × 11.680
Teeth z = 8 - 125
Standard diameters d0 (mm): 49.78 - 758.05
View More

12B-2 Taper Lock Sprockets for DIN 8187 Roller Chains (B-Series)

Taper bored sprockets for DIN 8187 roller chains
Pitch × Internal width (mm): 19.050 × 11.680
Teeth z = 15 - 114
Standard diameters Dp (mm): 91.63 - 691.36
View More

12B-2 Roller Chains According to DIN 8187

DIN 8187 roller chains
Pitch × inner width (mm): 19.05 × 11.68
View More

Universal Chain Tensioners

Sliding blocks, sprockets with screw and idler sprockets for tensioning of industrial roller chains during operation.

View More

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