AX21
Light-duty V-belt. The most common belt profile for fractional horsepower drives and general-purpose applications.
Profile100%
A section (classical)
Length100%
21" (533.4mm)
Cross-section100%
13mm top × 8mm depth
Interchange100%
Industry-standard across brands
GatesAX21A section · 21" length
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$17.34
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Specifications
| Profile | AX (classical) |
| Top width | 13 mm (1/2" (13mm)) |
| Depth | 8 mm |
| Length | 21" (533.4 mm) |
| Construction | Notched (cogged) |
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Why This Match Is Correct
✓Cross-section profile matches (A)
✓Belt length verified (21")
✓Top width and depth within standard tolerance
✓Industry-standard interchangeable across brands
Also Known As
3 cross-references from the Continental ContiTech interchange data.
CarlisleAX21Verified — Continental NA Cross-Reference Tool · last checked 3 weeks ago · perfect interchangeGatesAX21Verified — Continental NA Cross-Reference Tool · last checked 3 weeks ago · perfect interchangeDaycoAX21Low confidence — Continental NA Cross-Reference Tool · last checked 3 weeks ago · dimensional match
Equivalents Across Brands
| Brand | Part Number | Status |
|---|---|---|
| Gates | AX21 | Current |
| Continental | AX21 | Current |
| Optibelt | AX21 | Current |
| Dayco | AX21 | Current |
| Bando | AX21 | Current |
Common Applications
- Small electric motors
- Fans and blowers
- Centrifugal pumps
- Light compressors
- HVAC systems
- Washing machines
- Dryers
- Exercise equipment
HVACManufacturingConsumer goodsAgriculture
Related Belts
Adjacent lengths in the same profile.