
- Size 3 1/2F Gear Coupling Flex Hub
- RSB
- Bore Range 1/2" to 3 3/4"
applications
- Motors
- Pumps
- Gearboxes
- Runout tables
- Overhead cranes
- Main drives
- Refiners
- Rolling mills
- Barkers
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 |
RPM [Max] | 6000 rpm |
Input Bore Range | 1/2" to 3 3/4" |
Hub Dia. | 5 in |
Torque Rating [Max] | 148000 in lb |
Bore Type | Rough |
Bore Dia. [Max] | 3 3/4 in |
O.D. | 11 in |
Speed [Max] | 6000 rpm |
Component Type | Flex Hub |
Coupling Size | 3.5 |
Inch/Metric | Inch |
Lubricated | Yes |
Length Through Bore | 4.188 in, 127 mm |
Torque Rating | 148000 in-lb |
Tooth Profile | Straight |
HP @ RPM | 235 hp @ 100 rpm |
Bore Dia. [Min] | 1/2 in |
Configuration | Full Flex |
Bore Size [Max] | 3.75 |
Material | Carbon Steel |
Sleeve O.D. | 11 in |
Bore with Standard Key [Max] | 3.75 |
Model | Fasts |
Weight | 31.585 LB |
EAN or UPC | 662384135091 |
