
Timing belt Optibelt 25 AT20 / 3800 AFX
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- Timing belts
- Series
- Alpha Flex
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Description
OPTIBELT 25 AT20 / 3800 AFX belongs to timing belt, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for 25 AT20 / 3800 AFX and any equivalents.
This Optibelt Alpha Flex timing belt is identified by the code 25 AT20 / 3800 AFX. It uses the AT20 profile with a 20 mm pitch and a 3800 mm length. Use this page to confirm the belt for your drive and request a quote.
Timing belts in this profile and length range are common on industrial drives where synchronous power transmission is required. The AT20 profile and 3800 mm length place it in larger drive systems. Confirm that your application calls for an AT20 profile and that the required length matches 3800 mm before ordering.
The marking on the back of the old belt is the fastest way to confirm the replacement. Look for the code 25 AT20 / 3800 AFX, along with the Optibelt brand and Alpha Flex series. If the belt is worn or the marking is unreadable, measure the length and check the profile against your drive documentation.
To request a quote, send the part number 25 AT20 / 3800 AFX by WhatsApp or email. Our team can confirm the belt or suggest an equivalent based on the profile and length. Include the quantity and any drive details you have.
Dimensions
- Profile
- AT20
- Pitch
- 20mm
- Length
- 3800mm
Frequently asked questions
- How do I confirm this is the correct belt for my drive?
- Check the marking on the back of your existing belt for 25 AT20 / 3800 AFX. Also verify that your drive requires an AT20 profile and a 3800 mm length.
- What if my belt marking is worn off?
- Measure the belt length and identify the profile from your drive documentation. The profile should be AT20 and the length 3800 mm to match this belt.
- Can you help if I am not sure about the profile?
- Yes. Send the part number 25 AT20 / 3800 AFX or your drive details by WhatsApp or email, and our team will help confirm the right belt.

