Find a Service Center
Kop Flex, Inc.
3F SB FR
Medium Carbon Steel Fasts Style Size 3 Shrouded Rough Bore Gear Coupling
Item #103733347
- 3.125 in Bore Diameter
- 9.438 in Outer Diameter
- 7.376 in Overall Length
features
- All-metal end ring seal design for maximum service life. The industry standard for over 75 years.
- Provides 300% greater lubricant capacity than o-ring style couplings.
- Greater lubricant capacity allows longer periods between scheduled lubrications and longer service life.
- Straight tooth design provides improved load distribution, lower stresses and longer life for the gear teeth.
| Coupling Type | Gear |
| HP | 160 hp @ 100 RPM |
| Sleeve Type | Flanged |
| Configuration | Flex Rigid |
| O.D. | 9.438 in |
| Lubricated | Yes |
| Torque [Max] | 202000 |
| Material | Medium Carbon Steel |
| Torque Rating | 101000 in-lb |
| Bolt Type | Shrouded |
| Tooth Profile | Straight Faced Involute Hub |
| Length Through Bore | 3.469 in |
| Bore Type | Rough |
| Fastener Size & Length | 1/2 x 1 5/16 |
| Coupling Size | 3 |
| Compatible Bore Size [Min] | 1.375 in |
| Inch/Metric | Inch |
| Speed [Max] | 6800 rpm |
| Bore with Standard Key For Flex Hub [Max] | 3.125 |
| Overall Length | 7.376 in |
| Fastener Quantity | 12 |
| Bore Size [Max] | 3.125 in |
| Hub Dia. | 6.75 in |
| Weight | 77.435 LB |
| EAN or UPC | 662384010220 |
