20A-2 / ASA 100-2 Sprockets with Hub for DIN 8188 Roller Chains (A-Series)
20A-2 / ASA 100-2 sprockets with a hub are designed for drives with all types of 20A-2 / ASA 100-2 (1 1/4″ × 3/4″) duplex roller chains of the so-called American series (A-series), standardized to ISO 606 (DIN 8188, ANSI B29.1).
Products are sorted by name in ascending order.
20A-2-13-N (ASA 100, 1/4” × 3/4”) - 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.
81.44€ excl. VAT
98.54€ incl. VAT
20A-2-14-N (ASA 100, 1/4” × 3/4”) - 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.
93.54€ excl. VAT
113.19€ incl. VAT
20A-2-17-N (ASA 100, 1/4” × 3/4”) - 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.
127.35€ excl. VAT
154.09€ incl. VAT
Products are sorted by name in ascending order.
Typical Applications
The 20A-2 / ASA 100-2 sprockets with a hub are intended for general use in medium-duty applications.
Typical applications include power-transmission drives; they are also used in lifting equipment and material-handling systems.
Materials
C43 steel.
Other materials on request.
Sprocket Code Description
Example:
20A-2-16-N (ASA 100, 1 1/4” × 3/4”) - 16 Teeth, with Hub (Steel)
| Code Part | Description |
|---|---|
| 20A |
Chain type |
| 2 |
Duplex design |
| 16 |
Number of teeth |
| N |
Design with hub |
| ASA 100 |
Chain designation according to ANSI B29.1 standard (USA) |
| 1 1/4” × 3/4” |
Chain pitch × inner width |
| 16 Teeth, with Hub (Steel) |
Sprocket design and material |


