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Gates Polyflex JB Polyflex narrow V-belt · GATES 3M 345 JB
V-belt Gates 3M 345 JB

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V-belt Gates 3M 345 JB

Manufacturer part number3M 345 JBAlso known as: 3M345JB · 3M 345-JB
Brand
GATES
Subcategory
V-belts
Series
Polyflex JB
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Description

GATES 3M 345 JB belongs to v-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 3M 345 JB and any equivalents.

When you need to replace a worn belt, the marking on the back of the old belt is your most reliable reference. This page covers the Gates Polyflex JB belt with part number 3M 345 JB and a length of 345 mm. Use the details here to confirm it matches your drive before requesting a quote.

The Gates Polyflex JB is a narrow V-belt built for compact, high-speed drives where space is limited. Its profile allows it to bend over small pulleys while maintaining a firm grip. The 3M 345 JB belt has a length of 345 mm, which you can verify against the old belt's marking or by measuring the outside circumference.

To read the marking, look for the part number printed on the back of the belt. The sequence 3M 345 JB identifies this specific belt. If the old belt is worn or the marking is illegible, check the drive's documentation or measure the belt's length to confirm the 345 mm dimension. The Polyflex JB series is known for its smooth running and resistance to fatigue in continuous operation.

Dimensions

Length
345mm

Frequently asked questions

What does the marking on a Gates Polyflex JB belt look like?
The marking typically shows the part number, such as 3M 345 JB, along with the brand and series. This helps you identify the exact replacement.
How do I confirm the length of the 3M 345 JB belt?
The belt has a length of 345 mm. You can compare this to the marking on your old belt or measure the old belt to ensure a match.
Can I request a quote for the 3M 345 JB belt?
Yes. Send the part number 3M 345 JB via WhatsApp or email, and our team will respond promptly with a quote.
Get a quote for 3M 345 JB on WhatsApp
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