Heavy-Duty S-Cam Drum Brake

Product Availability

Europe, Asia Pacific, North America, Latin America

Applications

Agriculture
Bus and Coach
Construction and Utility
Fire and Rescue
Ground Service Equipment
Heavy Haul
Lift Truck
Material Handling
Mobile Cranes
Port Tractor
Refueler
Snowblower
Tow Tractor
Truck
Defense
heavy-duty S-cam drum brake

The heavy-duty S-cam drum brake delivers the performance needed for tough applications with improved efficiency and a flexible installation package with cast and fabricated shoe options developed for faster and easier maintainability when servicing.

Features & Benefits

  • Optimized geometry of friction linings provides additional wearable friction material
  • 0.906", 1.75" and 2.5" offset options fit most applications
  • 1.75" and 2.5" offset available for 16.5" and 18" sizes
  • 0.81" offset standard for 20.25" size
  • Slack adjuster length availability: 5.5", 6.0", 6.5" and 7.0"
  • Service and spring brake actuators availability: 24", 30" and 36"
  • Chamber bracket and remote mounting options for actuator attachment provide packaging flexibility
  • Multiple friction materials available to compliment unique vocations
Brake Size Inches (mm) Shoe Width Inches (mm) Friction Lining (FMSI Number) Nominal Torque* Lbf.in (kN.M) Min Wheel Size Inches (mm) GAWR Range lbs (Tons) Application
16.5 (419) Q-Type 5 (139) 4720 173,000 (19.5) 22.5 (571) 10,000-14,000
(4.5-6.3)
Heavy Haul and Off Highway Construction, Fire and Rescue, Material Handling, Construction and Utility
6 (152) 4715 14,000-20,000
(6.3-9.0)
7 (178) 4707 17,000-23,000
(7.7-10.4)
7 (178) HD 4707 17,000-26,000
(7.7-11.8)
8.625 (219) 4711 17,000-25,000
(7.7-11.3)
16.5 (419) P-Brake 6 (152) 4715A 190,000 (21.4) 22.5 (571) 14,000-20,000
(6.3-9.0)
Bus and Coach, Heavy Haul and Off Highway Construction
7 (178) 4515G 210,000 (23.7) 24 (609) 25,000-30,000
(11.3-13.6)
8.625 (219) 4728 260,000 (29.3) 25 (635) 23,000-30,000
(11.3-13.6)
18 (457) P-Brake 7 (178) 4669 210,000 (23.7) 24 (609) 25,000-30,000
(11.3-13.6)
Agriculture
20.25 (514) P-Brake 5 (127) 4470 260,000 (29.3) 25 (635) Up to 90,000 (Up to 40.8) Heavy Haul and Off Highway Construction, Mobile Crane
7 (178) 4462A


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