flex couplings, r & d coupling, flex shaft couplings, shaft coupler, flexible shaft coupling, r & d flexible coupling, flexible shaft couplings, flexible couplings, drive shaft coupling http://www.getaprop.com/content-categories/cat-1000_1010_1008/yanmar.html Sat, 26 May 2012 13:52:46 -0500 en 4" Yanmar... The R & D Flexible Coupling fits between the transmission output flange and shaft coupling. It is designed to protect a boat's drivetrain. The unit will reduce vibration, compensate for some misalignment, isolate the shaft and absorb shock loads. Capacity: HP/RPM=5 (HP x GearRatio x 100/Max Rated RPM) Flange Diameter: 4" # Holes:4 Hole Diameter:0.39" Bolt Circle:3.07" Pilot Diameter:1.97" http://www.getaprop.com/content-product_info/product_id-2046/r_d_flex_coupling_910_043.html http://www.getaprop.com/images/products/flexshaftcoupling[1].jpg http://www.getaprop.com/content-product_info/product_id-2046/r_d_flex_coupling_910_043.html 5.12" Yanmar... The R & D Flexible Coupling fits between the transmission output flange and shaft coupling. It is designed to protect a boat's drivetrain. The unit will reduce vibration, compensate for some misalignment, isolate the shaft and absorb shock loads. Capacity: HP/RPM=13 (HP x GearRatio x 100/Max Rated RPM) Flange Diameter: 5.12" # Holes:4 Hole Diameter:0.48" Bolt Circle:4.25" Pilot Diameter:2.50" http://www.getaprop.com/content-product_info/product_id-2043/r_d_flex_coupling_910_037.html http://www.getaprop.com/images/products/flexshaftcoupling[1].jpg http://www.getaprop.com/content-product_info/product_id-2043/r_d_flex_coupling_910_037.html 5" Yanmar... The R & D Flexible Coupling fits between the transmission output flange and shaft coupling. It is designed to protect a boat's drivetrain. The unit will reduce vibration, compensate for some misalignment, isolate the shaft and absorb shock loads. Capacity: HP/RPM=10 (HP x GearRatio x 100/Max Rated RPM) Flange Diameter:5" # Holes:4 Hole Diameter:0.39" Bolt Circle:3.93" Pilot Diameter:2.56" http://www.getaprop.com/content-product_info/product_id-2027/r_d_flex_coupling_910_012.html http://www.getaprop.com/images/products/flexshaftcoupling[1].jpg http://www.getaprop.com/content-product_info/product_id-2027/r_d_flex_coupling_910_012.html 4" Yanmar.... The R & D Flexible Coupling fits between the transmission output flange and shaft coupling. It is designed to protect a boat's drivetrain. The unit will reduce vibration, compensate for some misalignment, isolate the shaft and absorb shock loads. Capacity: HP/RPM=3 (HP x GearRatio x 100/Max Rated RPM) Flange Diameter:4" # Holes:4 Hole Diameter:0.39" Bolt Circle:3.07" Pilot Diameter:1.97" http://www.getaprop.com/content-product_info/product_id-2020/r_d_flex_coupling_910_002.html http://www.getaprop.com/images/products/flexshaftcoupling[1].jpg http://www.getaprop.com/content-product_info/product_id-2020/r_d_flex_coupling_910_002.html