GATES V-Belt: 3V400, 3 Ribs, 40 in Outside Lg, 1 3/16 in Top Wd, 21/64 in Thick
The GATES 3V400 is a 3V Section Banded V-Belt with 3 ribs, a 40-inch outside length, a 1 3/16-inch top width, and a 21/64-inch thickness. This OEM-specified belt (MPN 3/3V400) is supplied by 3G Electric, which…
SKU 3G-OTH-112896
Need installation or engineering help?
Ask a question
Product Description
The GATES 3V400 is a 3V Section Banded V-Belt with 3 ribs, a 40-inch outside length, a 1 3/16-inch top width, and a 21/64-inch thickness. This OEM-specified belt (MPN 3/3V400) is supplied by 3G Electric, which interprets customer demand and delivers genuine industrial equipment across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is a Gates 3V400 banded V-belt used for?
The Gates 3V400 banded V-belt is designed for heavy-duty industrial power transmission applications where multiple belts are needed to handle high loads and prevent belt turnover. It is commonly used on HVAC fans, pumps, compressors, and conveyor systems that require reliable, synchronized drive performance.
What are the specifications of the Gates 3V400 V-belt?
The Gates 3V400 is a 3-rib banded V-belt with a 3V section. It has a nominal length of 40 inches, an outside length of 40 inches, a top width of 1 3/16 inches, and a thickness of 21/64 inches. The manufacturer part number is 3/3V400.
Where to buy Gates 3V400 V-belts worldwide?
You can source Gates 3V400 V-belts through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we source and deliver genuine Gates belts to your location.
How to select the correct Gates banded V-belt for my application?
To select the correct Gates banded V-belt, measure the sheave groove width and depth to confirm the 3V section fits. Verify the belt length (outside or nominal) matches your drive center distance. For multi-belt drives, choose a banded belt with the same number of ribs as your sheave grooves to ensure proper load sharing and alignment.
Used in
Common applications for GATESGATES Products
3G Electric supplies GATES 3v section banded v-belts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









