Spring Set Brakes
Disc Clutches and Brakes
Wichita Spring-Set Air Release Brakes are ideal for fail safe protection of process equipment. Constructed of high strength cast iron, this improved design has thick friction discs for longer wear life. The fast acting airtube design assures quick, smooth stops.
Model # |
Assembly Number |
Dynamic Torque Rating (60 psi/4.1 bar) |
Dynamic Torque Rating (75 psi/5.2 bar) |
Dynamic Torque Rating (90 psi/6.2 bar) |
Maximum Bore Size |
Total Brake (Weight) |
Manufacturer |
Actuation |
|---|---|---|---|---|---|---|---|---|
 | ||||||||
| SSB 211 | Assembly Number N/A 7-111-200-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 15600 lb·in1763 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 20000 lb·in2260 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 22200 lb·in2508 Nm | Maximum Bore Size N/A 2.50 in64 mm | Total Brake (Weight) N/A 166 lb75 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 114 | Assembly Number N/A 7-114-100-127-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 14500 lb·in1638 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 18600 lb·in2101 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 24700 lb·in2791 Nm | Maximum Bore Size N/A 3.50 in89 mm | Total Brake (Weight) N/A 184 lb83 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 227 | Assembly Number N/A 7-127-200-118-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 140900 lb·in15919 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 176200 lb·in19907 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 212100 lb·in23963 Nm | Maximum Bore Size N/A 6.50 in165 mm | Total Brake (Weight) N/A 924 lb419 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 224H | Assembly Number N/A 7-125-200-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 137000 lb·in15478 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 161200 lb·in18213 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 6.00 in152 mm | Total Brake (Weight) N/A 840 lb381 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 321 | Assembly Number N/A 7-121-300-101-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 100200 lb·in11321 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 124100 lb·in14021 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 150400 lb·in16992 Nm | Maximum Bore Size N/A 6.00 in152 mm | Total Brake (Weight) N/A 723 lb328 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 308 | Assembly Number N/A 7-108-300-101-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 8800 lb·in994 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 11300 lb·in1277 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 13400 lb·in1514 Nm | Maximum Bore Size N/A 2.25 in57 mm | Total Brake (Weight) N/A 87 lb39 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 436H | Assembly Number N/A 7-137-400-102-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 868800 lb·in98158 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 1081300 lb·in122167 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 1303400 lb·in147260 Nm | Maximum Bore Size N/A 10.00 in254 mm | Total Brake (Weight) N/A 4025 lb1826 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 111 | Assembly Number N/A 7-111-100-102-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 8200 lb·in926 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 10500 lb·in1186 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 11600 lb·in1311 Nm | Maximum Bore Size N/A 2.50 in64 mm | Total Brake (Weight) N/A 130 lb59 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 318 | Assembly Number N/A 7-118-300-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 80900 lb·in9140 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 102000 lb·in11524 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 122000 lb·in13784 Nm | Maximum Bore Size N/A 4.75 in120 mm | Total Brake (Weight) N/A 461 lb209 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 104H | Assembly Number N/A 71104-730 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 451 lb·in51 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 1.00 in25 mm | Total Brake (Weight) N/A 11.0 lb7 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 142 | Assembly Number N/A 7-142-100-302-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 425000 lb·in48017 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 14.00 in355 mm | Total Brake (Weight) N/A 1967 lb892 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 242 | Assembly Number N/A 7-142-200-306-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 796000 lb·in89933 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 14.00 in355 mm | Total Brake (Weight) N/A 2732 lb1239 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 342 | Assembly Number N/A 7-142-300-301-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 1072000 lb·in121116 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 14.00 in355 mm | Total Brake (Weight) N/A 3704 lb1680 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 148 | Assembly Number N/A 7-148-100-300-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 698250 lb·in78889 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 18.00 in455 mm | Total Brake (Weight) N/A 3158 lb1432 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 248 | Assembly Number N/A 7-148-200-300-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 1335000 lb·in150830 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 18.00 in455 mm | Total Brake (Weight) N/A 4700 lb2132 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 348 | Assembly Number N/A 7-148-300-103-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 1726000 lb·in195006 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 18.00 in455 mm | Total Brake (Weight) N/A 6540 lb2966 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 260 | Assembly Number N/A 7-160-200-300-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 3255000 lb·in367755 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 19.00 in480 mm | Total Brake (Weight) N/A 9453 lb4288 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 360 | Assembly Number N/A TBD | Dynamic Torque Rating (60 psi/4.1 bar) N/A 4921000 lb·in555982 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 19.00 in480 mm | Total Brake (Weight) N/A 11643 lb5281 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 460 | Assembly Number N/A TBD | Dynamic Torque Rating (60 psi/4.1 bar) N/A 5355000 lb·in605016 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A | Dynamic Torque Rating (90 psi/6.2 bar) N/A | Maximum Bore Size N/A 19.00 in480 mm | Total Brake (Weight) N/A 14500 lb6577 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
