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 316 | Assembly Number N/A 7-116-300-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 49500 lb·in5593 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 62600 lb·in7073 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 75000 lb·in8474 Nm | Maximum Bore Size N/A 4.00 in102 mm | Total Brake (Weight) N/A 358 lb162 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 218 | Assembly Number N/A 7-118-200-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 60000 lb·in6779 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 77000 lb·in8700 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 100000 lb·in11298 Nm | Maximum Bore Size N/A 4.75 in120 mm | Total Brake (Weight) N/A 377 lb171 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 121 | Assembly Number N/A 7-121-100-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 38300 lb·in4327 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 47400 lb·in5355 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 57400 lb·in6485 Nm | Maximum Bore Size N/A 6.00 in152 mm | Total Brake (Weight) N/A 460 lb209 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 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 221 | Assembly Number N/A 7-121-200-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 71700 lb·in8101 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 88800 lb·in10033 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 107600 lb·in12157 Nm | Maximum Bore Size N/A 6.00 in152 mm | Total Brake (Weight) N/A 575 lb261 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 124H | Assembly Number N/A 7-125-100-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 75500 lb·in8530 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 86600 lb·in9784 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 618 lb280 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 108 | Assembly Number N/A 7-108-100-123-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 3700 lb·in418 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 4800 lb·in542 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 6200 lb·in700 Nm | Maximum Bore Size N/A 2.25 in57 mm | Total Brake (Weight) N/A 62 lb28 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 208 | Assembly Number N/A 7-108-200-121-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 7100 lb·in802 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 9100 lb·in1028 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 12000 lb·in1356 Nm | Maximum Bore Size N/A 2.25 in57 mm | Total Brake (Weight) N/A 70 lb32 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 127 | Assembly Number N/A 7-127-100-105-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 75300 lb·in8508 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 94200 lb·in10643 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 113400 lb·in12812 Nm | Maximum Bore Size N/A 6.50 in165 mm | Total Brake (Weight) N/A 760 lb345 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 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 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 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 130H | Assembly Number N/A 7-131-100-101-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 162200 lb·in18326 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 211700 lb·in23918 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 260500 lb·in29432 Nm | Maximum Bore Size N/A 7.25 in184 mm | Total Brake (Weight) N/A 972 lb441 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
