PD1240 SERIES SERVICE BRAKE

The Carlisle Brake & Friction PD1240 Series Service Brake is a hydraulically actuated, three piston disc brake. This brake requires a fixed mounting with an axially floating disc.

Additional Product Details

Flexible mounting alternatives to accommodate numerous vehicle types
Constructed from ductile iron casting for superior brake durability
Equipped with Carlisle premium asbestos-free linings, providing superior stopping performance and life
Utilizes EPR seals for use with SAE J1703 automotive brake fluid
Compact space claim

Technical Specifications

Assembly Weight	5 lbs / 2.27 kg
Caliper Material	High-strength ductile iron
Disc Diameter Range	9.12 in (231.6 mm)
Disc Thickness	.718 in (18.2 mm)
Inlet Type	.500-20 UNF
Lining Area per Brake	9.13 in² / 58.9 cm²
Maximum Pressure	1400 psi / 96.53 bar
Mounting Attitude	3, 9 o’clock
Number of Pistons	3

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Company Name
Contact
Address 1
Address 2
Phone (Optional)
Email Address
Vehicle Type
Vehicle Model Number
Approximate Annual Volume
Normal Brake Usage	Service Park/ Secondary
Brake Location	Wheel Drive Shaft
Actuation	Mechanical Hydraulic SAHR
Actuation Fluid	Automotive Brake Fluid Mineral Oil Air
Gross Vehicle Weight (W gross)
Empty Vehicle Weight (W empty)
Gear Reduction (Gear red)	All gear reduction between the brake location and the vehicle ground contact.
Total Resistance (R%)	2% standard unless otherwise specified.
Maximum Brake Pressure (Pmax)	Maximum pressure available at brake input.
Number of Braked Wheels (n wheel)
Tire Rolling Radius in inches: Static (Rstatic)	Dynamic (Rdvn)
Brake Clearance in inches: Rim I.D.
Hub O.D.
Disc Dimensions in inches: O.D.
Thickness
Grade Hold Requirement (Gstatic.%)
Maximum Level Surface Speed (Vmax)
Stop Distance Requirement (Sstop)
System Actuating Time Delay (tdelay)	0% will be used unless otherwise specified.
Dynamic Grade Requirement (Gdvn.%)
Ground Coefficient (µground)	0.5 is typical ground coefficient for unmaintained loose earth.
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