Gear Coupling; 4.88" Maximum Bore Size; 11" Outside Diameter; 7" Hub Diameter; Gear Coupling; 4.19" Length Through Bore; 9.5" Bolt Circle; 123.83MM Maximum Bore Size; 2" Minimum Compatible Bore Size Flex Hub; 2" Minimum Compatible Bore Size Rigid Hub; 2" Minimum Compatible Bore Size; 6.35MM Distance Between Shaft Ends; 8.63" Overall Length; Exposed Bolt Bolt Type; Full Flex Configuration; 3.5 Coupling Size or Series; Carbon Steel Material; Series H PLUS Model Name; Flanged Sleeve Type; 3900 RPM Maximum Speed; 163800 In-Lb Torque Rating; Finish Bore Bore Type; 259.9 HP Rating; Crown Faced, Involute Tooth Profile; Includes Hub, Sleeve and Fasteners

Disc Coupling; 0.5" To 1.88" Bore Range; Rough Bore Mount; 2 Standard Hub Configuration; 103 Coupling Size; Spacer Coupling; Scalloped Disc Shape; 2.62" Hub Diameter; Carbon Steel Hub; 1.5" Standard Hub Length Through Bore; 4.31" Outside Diameter; 2 Number of Disc Pack; 4.3HP at 100RPM; 0.5" Rough Bore; 17000RPM Max Speed; KD2 Style; 2710In-Lbs Torque; Non-Lubricated