Find a Service Center
- 1 1/4 in Bore
- Air Actuated, Spring Return
- Standard Coefficient Facing
- 34.31 hp Peak Thermal Input
- Flange Mount, Requires Bearing Support Drive Arangement
features
- Straight bore
- Shaft mounted
- Flange output
- Drive shell support is provided by bearing mounted flywheel or pulley/sprocket
- Air engaged
- Straight bore
- Aluminum air chamber, black oxide drive shell
- Drive shell support provided by bearing-mounted flywheel or pulley/sprocket
- Flange mount, requires bearing support
- Multi-disc clutch with flange output
- Open design
- Operating speed up to 1,800 rpm
- Shaft-mounted
| Approximate Clutch Facing Life | 107 hp-hr |
| Clutch Air Chamber Volume When Worn Out | N/A |
| Maximum Pressure | 80 psi |
| Finish | Aluminum Air Chamber, Black Oxide Drive Shell |
| Main Category | Friction Clutches |
| Recommended Control Kits | 940011, 940017, 940021, 940412 |
| Clutch Facing Type | Standard Coefficient |
| Pilot Or Drive Flange Bolt Circle Data | 4, 1/4"-20 Bolts @ 90° On A 4.250 in. Circle |
| Actuation/Return | Air/Spring |
| Minimum Engagement Pressure | 10 psi |
| Open Or Enclosed Design | Open |
| Control Accessories | 932800, 939101, 939201, 939300, 940001, 940412, 944900, 945100, 948801, 948802, 948803, 948804 |
| Clutch Air Chamber Volume When New | 0.33 in3 |
| Outside Dia. | 5 in |
| Bore Style | Straight |
| Drive Inertia | N/A |
| Family Name | 4H Clutches |
| Clutch Facing Effective Area | 38.12 in2 |
| Maximum Clutch Continuous Thermal Dissipation | 0.15 hp |
| Overall Length | 3.375 in |
| Clutch Facing Edge Color Code | Red |
| Maximum Static Clutch Torque | 1650 in lb |
| Accessory Miscellaneous | 940011, 940012, 940021, 948804, 854000, 918500, 920600, 921300, 932800, 939101, 939201, 940001, 940412, 944900, 945100, 948801, 948802, 948803 |
| Kits | 918500, 921300 |
| Photo | 4HClutch |
| Port or Hose Size | 0.125 NPT |
| Product Category | Multi-Disc Clutches |
| Model | 4H40 |
| Drive Arrangement | Flange Mount, Requires Bearing Support |
| Clutch Heat Sink Capacity | 9590 lbf ft |
| Clutch Peak Thermal Input Rate | 34.31 hp |
| Weight | 11.63 LB |
| EAN or UPC | 662284166126 |
