TABLE III. Semitrailer specifications (continued).
Per DOT FMVSS, DOT FMCSR, and California Vehicle Code.
Straight air service and emergency-parking system. System
withstand severe service including high speed, off-road, and
mountainous travel and including creek bed immersion usage.
Provide priority to brake system over any auxiliary air system
High heat sink type having cooling features.
Rear Brakes & Drums.
Disc type or wedge or S-cam drum type.
Components protected from damage.
All components located above the bottom of the brake disc or
Discs, wedges, cams and roller pins, as a minimum, phosphate
coated, stainless steel, or hard chrome plated and having silicone
high temp compound on brake bearing surfaces (except wedges
and S-cams and rollers) to prevent corrosion malfunction.
Provide drum forward rotation and S-cam rotation in the
identical direction on all axles.
Anchor-Rear Brake Shoe.
Drum brakes of single or double anchor type providing ease of
Lining Rear Brake.
Lining per SAE J866, Code EE, EF, or FF, having identical
friction value on all lining segments;
Lining selected from the FMS Automotive Data Book. Lining
rated per DOT procedures and technically for the logging
vocation or mountainous duty service.
Wet lining fade not less than 65-percent of the dry friction
baseline value, per SHE J786 test code.
Drum Rear Brake.
Drum brakes of outboard mounted type providing brake
maintenance capability without hub removal.