Double Flex Flange Hubs Power Series Composite Disc Couplings
Part Number: 8P55-FM-FM
Click image to enlarge
Click image to enlarge
Technical Resources
8P55-FM-FM Specifications
Click for English
Click for Metric
| Part Number | 8P55-FM-FM |
| Continuous Rated Torque: | 371 in-lbs |
| Continuous Rated Torque : | 42 Nm |
| Peak Rated Torque: | 742 in-lbs |
| Peak Rated Torque : | 84 Nm |
| Maximum Speed: | 20,790 RPM |
| Torsional Stiffness: | 2,033 In-lbs/degree |
| Torsional Stiffness : | 13,162 Nm/rad |
| Angular Misalignment: | 0.75° |
| Axial Misalignment: | 0.038 inch |
| Axial Misalignment : | 0.97 mm |
| Parallel Misalignment: | 0.010 inch |
| Parallel Misalignment : | 0.25 mm |
| Flange Plate OD (ØD): | 2.1654 / 2.1642 inches |
| Flange Plate OD (ØD) : | 55.000 / 54.970 mm |
| Flange Length (C): | 0.236 inch |
| Flange Length (C) : | 6 mm |
| Distance Between Shaft Ends (DBSE): | 0.97 inch |
| Distance Between Shaft Ends (DBSE) : | 24.7 mm |
| Overall Length (OAL): | 1.44 inch |
| Overall Length (OAL) : | 36.7 mm |
| Bolt Circle Diameter (ØBC): | 1.772 inch |
| Bolt Circle Diameter (ØBC) : | 45 mm |
| # of Mtg Holes x Angle: | 4 x 90 deg |
| Flange Bolt Hole Size: | M4-0.7 |
| Flange Pilot (ØIP): | 0.9843 / 0.9853 inches |
| Flange Pilot (ØIP) : | 25.000 / 25.025 mm |
| Disc Pack ID (Di): | 0.98 inch |
| Disc Pack ID (Di) : | 24.9 mm |
| Disc Pack Thickness (DT): | 0.321 inch |
| Disc Pack Thickness (DT) : | 8.2 mm |
| Weight: | 0.83 lbs |
| Weight : | 0.38 kg |
| Inertia: | 0.63 lb-in² |
| Inertia : | 1.84 kg-cm² |