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FF4 SERIES SERVICE BRAKE

FF4 SERIES SERVICE BRAKE

The Carlisle Brake & Friction FF4 Series Service Brakes are hydraulically actuated, four-piston disc brakes with retracting springs and automatic adjusters. They are typically bolted to the armature shaft of an electric wheel motor equipped with either a 20-inch or 25-inch diameter disc.

Additional Product Details

  • Piston housings constructed from ductile iron casting for superior brake durability
  • Equipped with Carlisle premium asbestos-free linings, providing superior stopping performance and life
  • Optional seal materials available for compatibility with all actuation fluids and temperatures
  • Modular piston design for easy serviceability
  • Piston insulators are standard to protect brake components from heat transfer

Technical Specifications

Caliper Material High-strength steel and ductile iron
Disc Diameter Range 18.0 in to 25.0 in (457.2 mm to 635.0 mm)
Disc Thickness 1 in / 25.4 mm
Displacement per Brake 2.9 in³ (47.5 cm³)
Lining Area per Brake 110 in² / 709.68 cm²
Lining Material Carlisle premium asbestos-free
Maximum Pressure 2000 psi / 137.9 bar
Mounting Attitude Any position
Number of Pistons 4
Assembly Weight 122 lbs / 55.34 kg

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Normal Brake Usage

Brake Location

Actuation


Actuation Fluid


All gear reduction between the brake location and the vehicle ground contact.
2% standard unless otherwise specified.
Maximum pressure available at brake input.
Dynamic (Rdvn)
0% will be used unless otherwise specified.
0.5 is typical ground coefficient for unmaintained loose earth.
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Carlisle Brake & Friction
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920 Lake Road
Medina, OH 44256, U.S.A
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Carlisle Brake & Friction is part of CentroMotion, a global manufacturing company specializing in friction products, information and control devices, mechanical power transmission products, and thermal and motion controls.

CentroMotion Brands: Carlisle Brake & Friction | CrossControl | Elliott Manufacturing | Gits Mfg. | maximatecc |Power-Packer | Weasler