Overview Reviews Product Description Model B (bushed) flanges are made of the same high-strength cast iron as the S flanges B flanges are designed to accommodate the industry standard bushing for easy installation and removal B flanges are available in sizes 6 through 16 Timken Lovejoy Master Catalog S-Flex Coupling Installation Guide Product Videos Custom Field Series #9 Material Cast iron Bushing series SD Bushing type QD Coupler type Sure-flex coupler Product Reviews Write a Review Write a Review × Timken Sure-Flex® "QD" Taper Lock Coupling Half 9B-FLNG Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *