Find a Service Center
- 1 1/2 in Bore
- Air Actuated, Spring Return
- Standard Coefficient Facing
- 41.66 hp Peak Thermal Input
- Pilot Mount Drive Arangement
applications
- In-line
features
- Straight bore
- Shaft mounted
- Pilot mount output
- Air engaged
- Maximum operating speed up to 1,800 rpm
- Ability to mount pulley, sprocket, gear or flexible coupling
- Clutch and driving shell as one unit
- For in-line applications to accommodate misalignment, use single and double flexible couplings
- Open design
- Pilot-mount design with tapped mounting holes
- Static torque up to 10,000 in lb at 80 psi
- Three or four friction disc packs provide high torque
- Through-shaft mounting design uses full-length keyway
caution
- Aluminum housings can be used for pressures up to 3,000 psi
- Steel housings must be used for operating pressures above 3,000 psi
| Photo | 4HPClutch |
| Drive Arrangement | Pilot Mount |
| Outside Dia. | 5.91 in |
| Clutch Facing Edge Color Code | Red |
| Minimum Sprocket Size | 40/40T, 50/32T, 60/28T, 80/21T |
| Maximum Pressure | 80 psi |
| Static Torque Capacity @ 80 PSI | 10000 lb/in |
| Clutch Facing Effective Area | 46.29 in2 |
| Approximate Clutch Facing Life | 192 hp-hr |
| Pilot Size | 4.125 in |
| Model | 4H45P |
| Maximum Clutch Continuous Thermal Dissipation | 0.18 hp |
| Clutch Heat Sink Capacity | 11800 lbf ft |
| Overall Length | 5.328 in |
| Pilot Or Drive Flange Bolt Circle Data | 4, 1/4"-20 Bolts @ 90° On A 4.750 in. Circle |
| Open Or Enclosed Design | Open |
| Manufacturer Family | Model 4H45P Multiple Disc Clutch |
| Operating Speed [Max] | 18000 rpm |
| Accessory Miscellaneous | 940011, 940012, 940021, 948804, 854000, 910280, 910281, 910284, 910285, 919300, 920700, 921400, 932800, 939101, 939201, 940001, 940412, 944900, 945100, 948801, 948802, 948803 |
| Family Name | 4HP Clutches |
| Main Category | Friction Clutches |
| Clutch Air Chamber Volume When New | 0.45 in3 |
| Clutch Peak Thermal Input Rate | 41.66 hp |
| Drive Inertia | 36.7 lb in2 |
| Clutch Air Chamber Volume When Worn Out | N/A |
| Recommended Control Kits | 940011, 940017, 940021, 940412 |
| Mounting Type | Pilot Mount |
| Port or Hose Size | 0.125 NPT |
| Bore Style | Straight |
| Control Accessories | 932800, 939101, 939201, 939300, 940001, 940412, 944900, 945100, 948801, 948802, 948803, 948804 |
| Product Category | Multi-Disc Clutches |
| Clutch Facing Type | Standard Coefficient |
| Maximum Static Clutch Torque | 2200 in lb |
| Finish | Aluminum Air Chamber, Black Oxide Drive Shell |
| Actuation/Return | Air/Spring |
| Minimum Engagement Pressure | 10 psi |
| Kits | 919300, 921400 |
| Weight | 20.83 LB |
| EAN or UPC | 662284166492 |
