M2475DIO | Type 24 Maxi Brake (MA15775)

TYPE 24 MAXIBRAKE – I SERIES UNIVERSAL SPRING BRAKE

PART NUMBER(S):
Fleet Products: M2475DIO | OE: KSM2475KC-175NN, MA15773, MA15775, KSM2460KC-800NN 

DESCRIPTION:

Model: Type 24 MAXIBRAKE I Series Spring Brake
Vehicles: Off-road heavy equipment trailers using Type 24 air brake systems
• Spring Chamber Type: Type 24 (24 in² diaphragm area)
• Push Rod Length: Universal 8"
• Push Rod Thread: 5/8"-18 UNF (standard for Type 24, confirm per fitment)
• Ports: Dual 3/8"-18 NPTF threads (service and emergency)
• Mounting Stud Spacing: 4.75" center-to-center
• Stud Thread: 5/8"-11 UNC
• Max Air Pressure: 125 PSI
• Spring: #75 steel alloy spring, epoxy-coated
• Housing: All-steel, corrosion-resistant with powder coat finish
• Piston: Aluminum with nylon bearing for smooth, twist-resistant operation
• Features: Deeper spring cavities for longer life and stable output
• Safety: Cannot be manually released — ensures system air pressure is restored before brake is disengaged
Applications:
Designed for off-road trailers and equipment requiring a Type 24 brake chamber. Provides reliable spring force for parking and emergency braking under extreme environmental and mechanical demands.

CROSS-REFERENCE(S):

A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.

IMPORTANT INSTALLATION NOTES:

✔ Confirm proper alignment of air ports and push rod orientation during installation
✔ Ensure push rod length and thread type match existing hardware
✔ Chamber must not be manually released; air system must build pressure before operation
✔ Mounting studs must be torqued to OEM specs using 5/8"-11 UNC fasteners
✔ Use clean, dry air supply to prevent premature seal wear
✔ Always follow OEM air brake system testing procedures after installation

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