brakes

Heavy-Duty S-Cam Drum Brake

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Product Availability

Europe, Asia Pacific, North America, Latin America

Applications

Agriculture

CDBS Bus and Coach

CDBS Construction and Utility

CDBS Fire and Rescue

CDBS Ground Service Equipment

CDBS Heavy Haul

CDBS Lift Truck

CDBS Material Handling

CDBS Mobile Cranes

CDBS Port Tractor

CDBS Refueler

CDBS Snowblower

CDBS Tow Tractor

CDBS Truck

Defense

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
20.25 (514) P-Brake	7 (178)	4462A	260,000 (29.3)	25 (635)	Up to 90,000 (Up to 40.8)	Heavy Haul and Off Highway Construction, Mobile Crane

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