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 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 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 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 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 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 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 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 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 |
| 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 324H | Assembly Number N/A 7-125-300-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 178900 lb·in20212 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 223600 lb·in25263 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 1025 lb465 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 311 | Assembly Number N/A 7-111-300-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 19300 lb·in2181 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 24900 lb·in2813 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 28400 lb·in3209 Nm | Maximum Bore Size N/A 2.50 in64 mm | Total Brake (Weight) N/A 208 lb94 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 116 | Assembly Number N/A 7-116-100-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 19300 lb·in2181 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 23800 lb·in2689 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 28400 lb·in3209 Nm | Maximum Bore Size N/A 4.00 in102 mm | Total Brake (Weight) N/A 254 lb115 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 327 | Assembly Number N/A 7-127-300-102-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 196700 lb·in22223 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 245900 lb·in27782 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 296000 lb·in33443 Nm | Maximum Bore Size N/A 6.50 in165 mm | Total Brake (Weight) N/A 1112 lb504 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 106 | Assembly Number N/A 7-106-100-200-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 2225 lb·in251 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 2900 lb·in328 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 3700 lb·in418 Nm | Maximum Bore Size N/A 2.00 in50 mm | Total Brake (Weight) N/A 27.5 lb40.5 lb12 kg18 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 136H | Assembly Number N/A 7-137-100-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 254500 lb·in28754 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 300000 lb·in33894 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 400000 lb·in45193 Nm | Maximum Bore Size N/A 9.00 in229 mm | Total Brake (Weight) N/A 1388 lb630 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 214 | Assembly Number N/A 7-114-200-103-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 27600 lb·in3118 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 35400 lb·in4000 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 46300 lb·in5231 Nm | Maximum Bore Size N/A 3.50 in89 mm | Total Brake (Weight) N/A 233 lb106 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 230H | Assembly Number N/A 7-131-200-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 310000 lb·in35024 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 404500 lb·in45701 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 495500 lb·in55982 Nm | Maximum Bore Size N/A 7.25 in184 mm | Total Brake (Weight) N/A 1350 lb612 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 118 | Assembly Number N/A 7-118-100-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 31400 lb·in3548 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 40400 lb·in4564 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 51600 lb·in5830 Nm | Maximum Bore Size N/A 4.75 in120 mm | Total Brake (Weight) N/A 311 lb141 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 216 | Assembly Number N/A 7-116-200-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 35300 lb·in3988 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 44700 lb·in5050 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 53400 lb·in6033 Nm | Maximum Bore Size N/A 4.00 in102 mm | Total Brake (Weight) N/A 326 lb148 kg | Manufacturer N/A Wichita Clutch | Actuation N/A Air Applied |
| SSB 314 | Assembly Number N/A 7-114-300-100-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 36000 lb·in4067 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 44700 lb·in5050 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 53900 lb·in6090 Nm | Maximum Bore Size N/A 3.50 in89 mm | Total Brake (Weight) N/A 290 lb132 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 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 330H | Assembly Number N/A 7-131-300-305-0 | Dynamic Torque Rating (60 psi/4.1 bar) N/A 395500 lb·in44684 Nm | Dynamic Torque Rating (75 psi/5.2 bar) N/A 496100 lb·in56050 Nm | Dynamic Torque Rating (90 psi/6.2 bar) N/A 589900 lb·in66648 Nm | Maximum Bore Size N/A 7.25 in184 mm | Total Brake (Weight) N/A 1751 lb794 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 |
