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- 2 3/16 in Bore
- Air Actuated, Spring Return
- Standard Coefficient Facing
- 141.73 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
- Not intended for use in most cyclic applications or high speed engagement
- Tooth clutches are normally engaged when stationary
| Maximum Pressure | 80 psi |
| Clutch Facing Effective Area | 156.7 in2 |
| Manufacturer Family | Model 4H70P Multiple Disc Clutch |
| Clutch Air Chamber Volume When New | 1.035 in3 |
| Bore Style | Straight |
| Pilot Or Drive Flange Bolt Circle Data | 4, 1/2"-18 Bolts @ 90° On A 7.000 in. Circle |
| Clutch Air Chamber Volume When Worn Out | N/A |
| Minimum Sprocket Size | 100/24T, 120/21T, 60/38T, 80/30T |
| Control Accessories | 932800, 939101, 939201, 939300, 940001, 940412, 944900, 945100, 948801, 948802, 948803, 948804 |
| Product Category | Multi-Disc Clutches |
| Approximate Clutch Facing Life | 752 hp-hr |
| Clutch Facing Edge Color Code | Red |
| Maximum Clutch Continuous Thermal Dissipation | 0.28 hp |
| Kits | 919600, 921700 |
| Actuation/Return | Air/Spring |
| Outside Dia. | 8.12 in |
| Finish | Aluminum Air Chamber, Black Oxide Drive Shell |
| Port or Hose Size | 0.125 NPT |
| Recommended Control Kits | 940011, 940017, 940021, 940412 |
| Drive Arrangement | Pilot Mount |
| Pilot Size | 5.75 in |
| Overall Length | 7.656 in |
| Accessory Miscellaneous | 910580, 910581, 910584, 910585, 940011, 940012, 940021, 948804, 854000, 919600, 921000, 921700, 932800, 939101, 939201, 940001, 940412, 944900, 945100, 948801, 948802, 948803 |
| Model | 4H70P |
| Clutch Facing Type | Standard Coefficient |
| Maximum Static Clutch Torque | 10000 in lb |
| Open Or Enclosed Design | Open |
| Family Name | 4HP Clutches |
| Photo | 4HPClutch |
| Minimum Engagement Pressure | 10 psi |
| Main Category | Friction Clutches |
| Clutch Peak Thermal Input Rate | 141.73 hp |
| Clutch Heat Sink Capacity | 18440 lbf ft |
| Drive Inertia | 211.1 lb in2 |
| Weight | 57.06 LB |
| EAN or UPC | 662284166553 |
