Plate Wheels for DIN 8188 Roller Chains (A-Series)
A-series plate wheels (flat sprockets without hub) are designed for drives with all types of roller chains of the so-called American series (A-series), standardized to ISO 606 (DIN 8188, ANSI B29.1). They are available in simplex, duplex, and triplex designs.
04C / ASA 25 (1/4″ × 1/8″)
06C / ASA 35 (3/8″ × 3/16″)
08A / ASA 40 (1/2″ × 5/16″)
10A / ASA 50 (5/8″ × 3/8″)
12A / ASA 60 (3/4″ × 1/2″)
16A / ASA 80 (1″ × 5/8″)
20A / ASA 100 (1 1/4″ × 3/4″)
24A / ASA 120 (1 1/2″ × 1″)
Typical Applications
A-series plate wheels are designed for general industrial applications, from light to heavy duty.
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:
08A-1-45-P (ASA 40, 1/2” × 5/16”) - 45 Teeth, without Hub (Steel)
| Code Part | Description |
|---|---|
| 08A |
Chain type |
| 1 |
Simplex design |
| 45 |
Number of teeth |
| P |
Flat design without a hub (also known as a plate wheel or chain disc) |
| ASA 40 |
Chain designation according to ANSI B29.1 standard (USA) |
| 1/2” × 5/16” |
Chain pitch × inner width |
| 45 Teeth, without Hub (Steel) |
Sprocket design and material |
Documents for Download
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