Kop-Flex 4F EB FR Size 4 Gear Coupling, 12.5" Outside Diameter, 4.25" Max Bore Size, Style FASTS, Rough Bore, LubricatedSize 4 G
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$4,211.52
Bolt Circle11Bolt TypeExposedBore Size Max4.25Bore TypeRough BoreConfigurationFlex RigidCoupling Size4Coupling TypeGear CouplingFastener Quantity8Fastener Size & Length3/4 x 3 3/8Hub Diameter (in)9IncludesHubs (1) Sleeve (1) Rigid (1) Seal (2)Length Through Bore (in)4.4375Lube/Non-LubeLubricatedMaterialMedium Carbon SteelMax Bore w/standard key for Flex Hub4.25Measurement SystemImperialMin Compatible Bore Size (in)0Min Compatible Bore Size Flex Hub (in)2.625Min Compatible Bore Size Rigid Hub (in)2.5OD12.5Overall Length (in)9.75PerformanceLubrication HoleRating HP @ 100 RPM375Sleeve TypeFlangedSpeed Max (rpm)5260StyleFASTSTemperature Range-40 to +190 °FTooth ProfileStraight Faced Involute Hub toothTorque [Max] (in-lb)472000Torque Rating (in-lb)236000
Specifications
| Bolt Circle | 11 |
| Bolt Type | Exposed |
| Bore Size Max | 4.25 |
| Bore Type | Rough Bore |
| Configuration | Flex Rigid |
| Coupling Size | 4 |
| Coupling Type | Gear Coupling |
| Fastener Quantity | 8 |
| Fastener Size & Length | 3/4 x 3 3/8 |
| Hub Diameter (in) | 9 |
| Includes | Hubs (1) Sleeve (1) Rigid (1) Seal (2) |
| Length Through Bore (in) | 4.4375 |
| Lube/Non-Lube | Lubricated |
| Material | Medium Carbon Steel |
| Max Bore w/standard key for Flex Hub | 4.25 |
| Measurement System | Imperial |
| Min Compatible Bore Size (in) | 0 |
| Min Compatible Bore Size Flex Hub (in) | 2.625 |
| Min Compatible Bore Size Rigid Hub (in) | 2.5 |
| OD | 12.5 |
| Overall Length (in) | 9.75 |
| Performance | Lubrication Hole |
| Rating HP @ 100 RPM | 375 |
| Sleeve Type | Flanged |
| Speed Max (rpm) | 5260 |
| Style | FASTS |
| Temperature Range | -40 to +190 °F |
| Tooth Profile | Straight Faced Involute Hub tooth |
| Torque [Max] (in-lb) | 472000 |
| Torque Rating (in-lb) | 236000 |
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