State Transit Specialty

Rubberfab specializes in the transportation industry with high quality certified smoke and flame retardant rubber products. Rubberfab’s smoke and flame retardant compounds meet ASTM C1166, ASTM E162, ASTM E662, BOEING BSS 7239, and SMP 800 C.

End of Car Diaphragms

Rubberfab custom manufactures diaphragms for all passenger and transit cars. We offer the standard 3 piece unit or the newer 5 piece design with rounded corners. Any size, diameter, or length can be accommodated. Diaphragms are available with a wide variety of attaching hardware. Units may be ordered complete with hardware or as separate repair units. All units are manufactured from smoke and flame compounds meeting test data stated above.  Rubberfab’s diaphragms are constructed in a proprietary seamless design.