Description
Megadyne 290J40 Micro-V Belt, J
The Megadyne 290J40 is a multi-rib (Micro-V) belt in the J rib profile with a 29.0" effective length and 3.69" (40 ribs). The closely spaced ribs deliver high power density and run smoothly on small-diameter pulleys, the standard choice for compact serpentine and accessory drives. It is a direct replacement for Jason Industrial 290J40.
| Specification | Value |
|---|---|
| Part Number | 290J40 |
| Cross Section | J |
| Construction | Curvilinear rib |
| Width | 3.69" (40 ribs) |
| Number of Ribs | 40 |
| Effective Length | 29.0" |
| Temperature Range | -22°F to 176°F |
Applications
- Serpentine and accessory drives
- Compact, high-speed power transmission on small pulleys
- Fitness equipment and small machinery
- Drives where one multi-rib belt replaces multiple V-belts
Cross-References
The J rib profile and length are industry-standard, so the 290J40 interchanges with Gates 290J40, Dayco 290J40, Continental 290J40, and Jason Industrial 290J40. Browse the micro v belts collection.
Frequently Asked Questions
What is the Megadyne 290J40 used for?
The 290J40 is used for serpentine and accessory drives, such as compact, high-speed power transmission on small pulleys and fitness equipment and small machinery.
What are the dimensions of 290J40?
The 290J40 has a 3.69" (40 ribs) width, a 29.0" effective length in the J profile.
Is 290J40 interchangeable with Gates 290J40?
Yes. The J rib profile and length are industry-standard, so the Megadyne 290J40 interchanges with Gates, Dayco, Continental, and Jason Industrial belts of the same designation.
What is the temperature rating of 290J40?
The 290J40 is rated for continuous operation from -22°F to 176°F.
Does 290J40 ship from Houston?
Yes. The 290J40 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.
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