Description
Megadyne AA51 Double V-Belt, AA Section
The Megadyne AA51 is a double-angle (hex) V-belt in the AA section with a 53.5" outside circumference. Its symmetrical profile transmits power from both sides, making it ideal for serpentine drives with multiple driven pulleys. It is a direct replacement for Jason Industrial AA51.
$35 minimum order on Megadyne belts. Mix and match any Megadyne belts in your cart to reach the $35 minimum. Questions? Call (888) 203-2358.
| Specification | Value |
|---|---|
| Part Number | AA51 |
| Cross Section | AA |
| Construction | Double-V (hex) |
| Top Width | 1/2" |
| Thickness | 0.39" |
| Outside Circumference | 53.5" |
| Temperature Range | -22°F to 176°F |
Applications
- Serpentine drives with multiple driven pulleys
- Drives requiring power transmission from both belt sides
- Agricultural machinery
Cross-References
The AA cross section and length are industry-standard, so the AA51 interchanges with Gates AA51, Dayco AA51, Continental AA51, and Jason Industrial AA51. Browse the v belts collection.
Recommended Alternative
Prefer our Diesel Belting equivalent: AA51 Double Sided V Belt 1/2 x 53in OC Diesel Belting
Questions about a substitution? Call (888) 203-2358 and we will confirm the right belt from the Houston warehouse.
Compatible Components
Matched Sheaves
- 2AK104H Light Duty V-Belt Sheave, 2 Grooves, 10.25 in OD, H Bushing
- 2AK104x1 Light Duty V-Belt Sheave, 2 Grooves, 10.25 in OD, 1 in Bore
- 2AK104x1-3/16 Light Duty V-Belt Sheave, 2 Grooves, 10.25 in OD, 1-3/16 in Bore
- 2AK104x1-3/8 Light Duty V-Belt Sheave, 2 Grooves, 10.4 in OD
Shop all 1899 matched options ›
Not sure what fits? Call (888) 203-2358 and we will match it from the Houston warehouse.
Frequently Asked Questions
What is the Megadyne AA51 used for?
The AA51 is used for serpentine drives with multiple driven pulleys, such as drives requiring power transmission from both belt sides and agricultural machinery.
What are the dimensions of AA51?
The AA51 has a 1/2" width, a 53.5" outside circumference in the AA cross section.
Is AA51 interchangeable with Gates AA51?
Yes. The AA section and length are industry-standard, so the Megadyne AA51 interchanges with Gates, Dayco, Continental, and Jason Industrial belts of the same designation.
What is the temperature rating of AA51?
The AA51 is rated for continuous operation from -22°F to 176°F.
Does AA51 ship from Houston?
Yes. The AA51 ships from the Texas Belting & Supply warehouse in Houston, TX, with same-day shipping on stock items. Call (888) 203-2358 for stock and lead time.
Payment & Security
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