Twin Disc Clutches - Air & Mechanical
Palmer Johnson Power Systems stocks an extensive range of Twin Disc Air & Mechnical clutches. Palmer Johnson's product specialists have the experience to assist with new applications, identify parts and provide technical support.
Advanced features and superior construction are the hallmarks of Twin Disc's Dry Clutches Offered in both air-actuated and mechanically-actuated models, Twin Disc clutches are available in diameters from 6" to 42" and capacities up to 276,000 lb. ft. torque.
Twin Disc PO Air Clutches, available in sizes up to 1067 mm (42 in), are designed to give the user maximum dependability and lowest possible installation and operating costs. They are used extensively by leading manufacturers of drilling rigs, draw works, rock crushers, tractor winches, pipe-extruding machines, machine tools, pug mills and other industrial equipment. Twin Disc PO Air Clutches are available in triple-plate, double-plate and single-plate construction.
Model PO Medium Air Clutches
Available in 203, 254 and 289 mm (8, 10, 11.375 in) diameter sizes with one-,two- or three-plate construction.
Power per 100 rpm ranges 2.75 to 25 kW (3.7 to 33.3hp)
Slip torque at 896 k/PA (130 PSI) ranges 529 to 4718 Nm (390 to 3480 lb-ft)
Torque capacity can be increased 33% by use of heavy-duty plates
Medium Air Clutch Bulletin (476 k pdf)
Model PO Large Air Clutches
Available in 356, 457, 610, 762, 914 and 1067 mm (14, 18, 24, 30, 36, 42 and 52 in) diameter sizes with one-, two- or three-plate construction available in most sizes.
Power per 100 rpm ranges 40 to 5644 Kw (54 to 7569 hp)
Slip torque at 896 k/Pa (130 PSI) ranges 5084 up to 718,574 Nm (3750 to 530,000 lb-ft)
Large Air Clutch Bulletin (536 k pdf)
Model CL Medium Mechanical Clutches
Offered in 127, 152, 203, 254 and 279 mm (5,6,8,10 and 11 in) diameter sizes with one-, two- or three-plate construction available in most sizes.
- Working power per 100 rpm ranges 1.4 to 14.4 Kw (1.9 to 19.3 hp)
- Working torques range 132 to 1375 Nm (97 to 1014 lb-ft)
- Torque capacity can be increased 33% with heavy-duty driving plates on 203, 254 and 279 mm (8, 10, 11 in) sizes
Twin Disc Service Network
Palmer Johnson's 9-location factory-authorized service center network features:
Onsite troubleshooting and diagnostics
Unit removal and installation
100% genuine replacement parts
Testing to original factory specifications