The Rowland Company
The Rowland Company
4900 North 20th St.
Philadelphia, PA 19144
Toll Free: (800) 925-8824
Phone: (215) 455-4900
Fax: (215) 455-8888
Email: rowland@rowland2.com
Print Back
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.
Wichita-SSB Brake.jpg
Unit of Measure
1 2 

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 127 N/A 7-127-100-105-0 N/A 75300 lb·in8508 Nm N/A 94200 lb·in10643 Nm N/A 113400 lb·in12812 Nm N/A 6.50 in165 mm N/A 760 lb345 kg N/A Wichita Clutch N/A Air Applied
SSB 227 N/A 7-127-200-118-0 N/A 140900 lb·in15919 Nm N/A 176200 lb·in19907 Nm N/A 212100 lb·in23963 Nm N/A 6.50 in165 mm N/A 924 lb419 kg N/A Wichita Clutch N/A Air Applied
SSB 327 N/A 7-127-300-102-0 N/A 196700 lb·in22223 Nm N/A 245900 lb·in27782 Nm N/A 296000 lb·in33443 Nm N/A 6.50 in165 mm N/A 1112 lb504 kg N/A Wichita Clutch N/A Air Applied
SSB 130H N/A 7-131-100-101-0 N/A 162200 lb·in18326 Nm N/A 211700 lb·in23918 Nm N/A 260500 lb·in29432 Nm N/A 7.25 in184 mm N/A 972 lb441 kg N/A Wichita Clutch N/A Air Applied
SSB 230H N/A 7-131-200-100-0 N/A 310000 lb·in35024 Nm N/A 404500 lb·in45701 Nm N/A 495500 lb·in55982 Nm N/A 7.25 in184 mm N/A 1350 lb612 kg N/A Wichita Clutch N/A Air Applied
SSB 330H N/A 7-131-300-305-0 N/A 395500 lb·in44684 Nm N/A 496100 lb·in56050 Nm N/A 589900 lb·in66648 Nm N/A 7.25 in184 mm N/A 1751 lb794 kg N/A Wichita Clutch N/A Air Applied
SSB 136H N/A 7-137-100-100-0 N/A 254500 lb·in28754 Nm N/A 300000 lb·in33894 Nm N/A 400000 lb·in45193 Nm N/A 9.00 in229 mm N/A 1388 lb630 kg N/A Wichita Clutch N/A Air Applied
SSB 236H N/A 7-137-200-104-0 N/A 477500 lb·in53949 Nm N/A 564000 lb·in63722 Nm N/A 760000 lb·in85866 Nm N/A 10.00 in254 mm N/A 1993 lb904 kg N/A Wichita Clutch N/A Air Applied
SSB 336H N/A 7-137-300-101-0 N/A 675000 lb·in76263 Nm N/A 840100 lb·in94916 Nm N/A 1012600 lb·in114405 Nm N/A 10.00 in254 mm N/A 2610 lb1184 kg N/A Wichita Clutch N/A Air Applied
SSB 436H N/A 7-137-400-102-0 N/A 868800 lb·in98158 Nm N/A 1081300 lb·in122167 Nm N/A 1303400 lb·in147260 Nm N/A 10.00 in254 mm N/A 4025 lb1826 kg N/A Wichita Clutch N/A Air Applied
SSB 142 N/A 7-142-100-302-0 N/A 425000 lb·in48017 Nm N/A N/A N/A 14.00 in355 mm N/A 1967 lb892 kg N/A Wichita Clutch N/A Air Applied
SSB 242 N/A 7-142-200-306-0 N/A 796000 lb·in89933 Nm N/A N/A N/A 14.00 in355 mm N/A 2732 lb1239 kg N/A Wichita Clutch N/A Air Applied
SSB 342 N/A 7-142-300-301-0 N/A 1072000 lb·in121116 Nm N/A N/A N/A 14.00 in355 mm N/A 3704 lb1680 kg N/A Wichita Clutch N/A Air Applied
SSB 148 N/A 7-148-100-300-0 N/A 698250 lb·in78889 Nm N/A N/A N/A 18.00 in455 mm N/A 3158 lb1432 kg N/A Wichita Clutch N/A Air Applied
SSB 248 N/A 7-148-200-300-0 N/A 1335000 lb·in150830 Nm N/A N/A N/A 18.00 in455 mm N/A 4700 lb2132 kg N/A Wichita Clutch N/A Air Applied
SSB 348 N/A 7-148-300-103-0 N/A 1726000 lb·in195006 Nm N/A N/A N/A 18.00 in455 mm N/A 6540 lb2966 kg N/A Wichita Clutch N/A Air Applied
SSB 260 N/A 7-160-200-300-0 N/A 3255000 lb·in367755 Nm N/A N/A N/A 19.00 in480 mm N/A 9453 lb4288 kg N/A Wichita Clutch N/A Air Applied
SSB 360 N/A TBD N/A 4921000 lb·in555982 Nm N/A N/A N/A 19.00 in480 mm N/A 11643 lb5281 kg N/A Wichita Clutch N/A Air Applied
SSB 460 N/A TBD N/A 5355000 lb·in605016 Nm N/A N/A N/A 19.00 in480 mm N/A 14500 lb6577 kg N/A Wichita Clutch N/A Air Applied
Unit of Measure
1 2