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20B-1 Sprockets with Hardened Teeth, Finished Bore with Keyway for DIN 8187 Roller Chains (B Series)

20B-1-N KZ/D sprockets for roller chains with hardened teeth and finished bore with keyway are a special type of sprockets according to DIN 8187.

They have tempered teeth and they are ready for use on a specific shaft diameter with a key according to ČSN/DIN.

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Sprockets Fields of Use

The 20B sprockets with hardened teeth and finished bore with keyway are designed for general use on machines.

They are used especially for conveyors, food processing machines, glass machines and many other devices.

Sprockets Material

Steel C43.

Sprockets Code Description

Example:
20B-1-25-N - Hardened Teeth, Bore 12H7, Keyway, 2 Screws

Code Part Description
20B

Type of chain

1

Simplex

25

Number of teeth

N

With-hub design

Hardened Teeth

With hardened teeth design

Bore 12H7

Hole size with tolerance field

Keyway

For key

2 Screws

Number of locking screws

Documents for Download

Dimensions and Parameters of Hardened Teeth Sprockets with Finished Bore - Preview

Dimensions and Parameters of Hardened Teeth Sprockets with Finished Bore

TYMA CZ Data Sheets

Czech and English (PDF 1.31 MB)

Chains - Preview

Chains

TYMA CZ Catalogue

Czech (PDF 2.01 MB)

Sprockets and Plate Wheels - Preview

Sprockets and Plate Wheels

TYMA CZ Catalogue

Czech and English (PDF 3.77 MB)