Figure 3
Flywheels for Industrial
Type Overcenter Clutch
TABLE IIA – WIDE RPM RANGE, ELASTOMER MOUNTED HUB
Flywheel Dimensions Flywheel Coupling
Clutch D Catalog Shaft Spline
Size Qty. Size (UNC) E BC F G H R Number Diameter
6-1/2” 6 5/16-18 8-1/2” OD 7.88 3.94 1.19 1.69 7 B85397 1-3/8” 10T
6-1/2” 6 5/16-18 8-1/2 OD 7.88 3.94 1.19 1.69 7 B85398 1-1/2” 10T
7-1/2” 8 5/16-18 9-1/2” OD 8.75 3.69 1.19 1.69 7 B85399 1-3/8” 10T
7-1/2” 8 5/16-18 9-1/2” OD 8.75 3.69 1.19 1.69 7 B85400 1-1/2” 10T
8” 6 3/8-16 10-3/8” OD 9.62 4.81 2.44 2.94 7 B85401 1-3/8” 10T
8” 6 3/8-16 10-3/8” OD 9.62 4.81 2.44 2.94 7 B85402 1-1/2” 10T
10” 8 3/8-16 12-3/8” OD 11.62 4.47 2.13 2.75 7 B85403 1-3/8” 10T
10” 8 3/8-16 12-3/8” OD 11.62 4.47 2.13 2.75 7 B85404 1-1/2” 10T
11-1/2” 8 3/8-16 13-7/8” OD 13.12 5.06 1.56 2.69 7 B85405 1-3/8” 10T
11-1/2” 8 3/8-16 13-7/8” OD 13.12 5.06 1.56 2.69 7 B85406 1-1/2” 10T
TABLE IIB – HEAVY DUTY, ELASTOMER MOUNTED HUB
Flywheel Dimensions Flywheel Coupling
Clutch D Catalog Shaft Spline
Size Qty. Size (UNC) E BC F G H R Number Diameter
10” 8 3/8-16 12-3/8” OD 11.62 4.47 2.13 2.75 9 B85407 1-3/8” 10T
10” 8 3/8-16 12-3/8” OD 11.62 4.47 2.13 2.75 9 B85408 1-1/2” 10T
11-1/2” 8 3/8-16 13-7/8” OD 13.12 5.06 1.56 2.69 9 B85409 1-3/8” 10T
11-1/2” 8 3/8-16 13-7/8” OD 13.12 5.06 1.56 2.69 9 B85410 1-1/2” 10T
14” 8 1/2-13 18-3/8” OD 17.25 6.63 1.00 2.13 9 B85411 1-1/2” 10T