
4L500 Premium Fractional Horsepower (FHP) V-Belt, 1/2" x 50"
Heavy-Duty Power Transmission for Smooth, Reliable Equipment Operation Don't let a frayed or slipping drive belt stall your workday. The Dayton 4L500 Fractional Horsepower (FHP) V-Belt is engineered to deliver seamless power transfer between pulleys, maximizing machinery efficiency and reducing costly breakdown downtime. Sourced through premium industrial logistics, this rugged wrapped rubber belt provides the long-lasting performance required for demanding outdoor power equipment, workshop tools, and commercial shop machinery.
Configuration & Tool Compatibility:
- Universal 4L Profile: Fabricated with an industry-standard 4L section (1/2 in. top width) matching a vast array of light-duty industrial machinery, lawn tractors, and workshop compressors.
- Optimized Pitch Design: Formulated to perform flawlessly on standard fractional horsepower pulleys with a minimum pitch diameter of 2.5 inches.
Standard Performance Features:
- Duraflex GL Series Construction: Features a premium gum rubber core reinforced with high-strength polyester tensile cords for exceptional flexibility, minimal stretch, and peak torque distribution under heavy loads.
- Advanced Multi-Resistance Envelope: Specially treated to safely resist continuous friction heat, mechanical oils, and static-conductive workshop conditions.
- Protective Wrapped Outer Cover: Fully enclosed in a durable woven fabric cover that guards against severe environmental wear, abrasions, and belt cracking.
- Exceptional Tensile Strength: Rated at a robust 2,900 N/mm of tensile strength, offering superior resistance against stretching and sudden breakage during peak operational strain.
- Wide Thermal Range Operations: Fully rated to survive and maintain high flexibility across harsh operating environments from a freezing -22°F up to a scorching 194°F.

Specifications
|
Attribute |
Specification |
|
Mfr Part Number |
4L500 |
|
Belt Trade Size / Industry No. |
4L500 |
|
V-Belt Type / Section |
Fractional Horsepower (FHP) / 4L |
|
Belt Series |
Duraflex GL |
|
Outside Length |
50 in. |
|
Top Width |
1/2 in. |
|
Thickness |
5/16 in. |
|
Number of Ribs / Bands |
1 |
|
Material Construction |
Gum Rubber Body, Polyester Reinforcing Cords |
|
Edge & Outer Construction |
Wrapped Fabric Cover |
|
Tensile Strength |
2,900 N/mm |
|
Temperature Range |
-22 Degrees F to 194 Degrees F |
|
Resistance Properties |
Heat Resistant, Oil Resistant, Static Conductive |
|
Minimum Pulley Pitch Diameter |
2.5 in. |
|
Industry Standards Met |
ARPM Certified |
|
Color |
Black |