2AK21 pulleys are 2.15" in diameter and are also commonly known as double 2AK21 sheaves. Our double pulleys are manufactured in accordance with ARPM standard IP20 for safe operation and interchangeability with other brands. You can use a double-banded A-series v-belt, two single a-series v-belts, or two single 3L-series v-belts with this pulley. For additional information or formal quotes please contact us and we will be happy to assist you.
Key-Way Size Chart:
Bore Range
Key-Way Size
1/2"
None
5/8" - 7/8"
3/16" X 3/32"
15/16" - 1-1/4"
1/4" X 1/8"
1-7/16"
3/8" X 3/16"
2AK21 Double Pulley Request Form
To get a quote on 2AK21 pulleys/ sheaves fill out the request for quote form and someone from our customer service team will contact you.