
Timing belt Optibelt AT3 252
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- Timing belts
- Series
- Alpha Power
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Tell us the quantity you need and request a quote by WhatsApp or email.
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Description
OPTIBELT AT3 252 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 AT3 252 and any equivalents.
When you read a timing belt marking like AT3 252, you are looking at the profile and the length. This Optibelt Alpha Power belt is an AT3 profile timing belt with a 252 mm length and a 3 mm pitch. MR Industrial Accessories supplies it to maintenance, engineering and purchasing teams across the US, Canada, Mexico and South America.
The marking on the back of the old belt is the fastest way to confirm what you need. AT3 identifies the profile, and 252 gives the length in millimeters. The 3 mm pitch is part of the same identification. Check that these three values match the belt you are replacing before you request a quote.
If the marking is worn or unreadable, measure the length and count the teeth to confirm the profile and pitch. Send the part number, AT3 252, along with any photos of the old belt and the drive. Our team replies promptly by WhatsApp or email and can help confirm the right belt for your application.
Dimensions
- Profile
- AT3
- Pitch
- 3mm
- Length
- 252mm
Frequently asked questions
- What does the marking AT3 252 mean on this Optibelt belt?
- AT3 is the profile, 252 is the length in millimeters, and the belt has a 3 mm pitch. These are the key dimensions to match when replacing a timing belt.
- How do I request a quote for the Optibelt Alpha Power AT3 252?
- Send the part number AT3 252 by WhatsApp or email. If you have photos of the old belt or the drive, include them so we can help confirm the correct belt.
- Can you help if the old belt marking is unreadable?
- Yes. Measure the length and count the teeth if possible, and send those details along with the part number you are working from. We will help you identify the right timing belt.

