Frequently bought together:
Description
The B28R is an enhanced, heavy-duty classical V-belt built for high-stress industrial and agricultural machinery. The letter "B" designates its cross-sectional profile, "28" represents its nominal inside circumference in inches, and the "R" typically signifies a premium, reinforced construction—such as the Timken Belts (Carlisle) Super II series—engineered to deliver greater durability under extreme operating conditions.
Specifications
- Top Width: 21/32 in (commonly referred to as 5/8 in)
- Inside Length: 28 in
- Outside Length: 31 in
- Thickness / Depth: 13/32 in
- Approximate Weight: ~5.60 oz (0.35 lbs)
- Industry Cross References: 5L310, B28, CARB28R
Features & Uses
- Built with a specialty wrapped neoprene or EPDM rubber compound that withstands a punishing temperature range from -50°F up to 250°F.
- Engineered with high-strength polyester tensile cords to effectively handle heavy shock loads, minimize stretch, and ensure uniform wear.
- Fabricated to satisfy strict ARPM/RMA standards for oil and heat resistance, alongside static conductivity requirements.










