Brake System modeled after the "air over piston" design
(trucks are inverted.)
FEATURES: Simple, user-friendly operation (more pressure...more brake). One-piece hanger/lining assembly. 8-shoes with heat resistant brake pads. Road clearance to minimize damage in the event of a derailment. Easily installed onto trucks. (select for details) DIMENSIONS: Air cylinder = .625" id.x .842" od x 2.125" Piston seals = 5/8" od x 3/8" id x 1/8" thick Flexible hose = 1/8" id x1/4" od Brake beams = 1/8" x 1" x 8 1/2" Pressure application = 0 to 50 PSI MATERIAL: Cylinders red brass tubing Pistons delrin Brake arms cast aluminum Fittings CNC machined brass (Clippard) Hose urethane (Clippard) Brake beams hot rolled steel Piston seals buna-n rubber Linings non-metallic, asbestos-free temperature to 450 deg F Adhesive five minute epoxy
A short video on how to connect the brake hoses to Tom's trucks.