Martin 11SC48 Sprocket Coupling Flange The Martin 11SC48 is a Quadra-Flex® Type SC Spacer Coupling Flange, engineered to deliver reliable performance in power transmission applications. Constructed from durable cast iron, this component is designed to handle various combinations of shock, vibration, and misalignment, ensuring longevity and consistent operation. Key Specifications Coupling Size: 011 Bore Diameter: 2.877 inches Hub Diameter: 4.872 inches Hub Length: 1/32 inch Length Through Bore: 1.54 to 1.55 inches Maximum Speed: 3600 RPM Material: Cast Iron Features Accommodates various combinations of shock, vibration, and misalignment. Requires no lubrication, facilitating easy installation and maintenance. Available in multiple styles, including J and S flanges (bored to size), B flanges (QD bushed), and SC spacer flanges (pump style). Precision machining ensures a consistent finish and high-quality performance. The Martin 11SC48 Sprocket Coupling Flange is an integral component for efficient and reliable power transmission, offering flexibility and durability in demanding industrial environments.