The Rowland Company - SB 38 Disc Brakes

Patented self-centering of brake levers
Automatic wear compensator
Sintered linings for high friction speeds
Stainless steel pins and spindles
Maintenance free bushings in all hinge points
Adjustable, enclosed brake spring with torque scale and wear bushing in the spring tube
Symmetric design
W-execution (special anti-corrosion protection)

Unit of Measure

Items	4138 SB 38 Disc Brakes	4139 SB 38 Disc Brakes	4140 SB 38 Disc Brakes	4141 SB 38 Disc Brakes	4142 SB 38 Disc Brakes
Features	N/A Patented self-centering of brake levers Automatic wear compensator Sintered linings for high friction speeds Stainless steel pins and spindles Maintenance free bushings in all hinge points Adjustable, enclosed brake spring with torque scale and wear bushing in the spring tube Symmetric design W-execution (special anti-corrosion protection)
Options	N/A Limit switch release control Limit switch wear control Limit switch manual release Manual release lever with or without stop Monitoring systems (e.g. VSR/CMB) Brake discs with hubs or couplings
Weight without Thruster	N/A 510 kg
Disc Ø - d₂	N/A 710 mm	N/A 800 mm	N/A 900 mm	N/A 1000 mm	N/A 1250 mm
Friction Ø - d₁	N/A 580 mm	N/A 670 mm	N/A 770 mm	N/A 870 mm	N/A 1120 mm
Dimension D₄	N/A 350 mm	N/A 440 mm	N/A 540 mm	N/A 640 mm	N/A 890 mm
Dimension e	N/A 290 mm	N/A 335 mm	N/A 385 mm	N/A 435 mm	N/A 560 mm
Dimension k₁	N/A 180 mm	N/A 225 mm	N/A 275 mm	N/A 325 mm	N/A 450 mm
Thruster Type	N/A ED 501/8 for 91000 N Contract Force
Brake Torque M_Br for 91000 N	N/A 21000 Nm	N/A 24500 Nm	N/A 28000 Nm	N/A 31500 Nm	N/A 40500 Nm
Friction Factor µ	N/A 0.4
Note	N/A If ordered with manual release lever. Alterations reserved without notice.
Manufacturer	N/A Pintsch Bubenzer
Actuation	N/A Spring Applied, Electric Release