Multi-Service Supply supplies, reconditions, and sells air brake valves and railcar components for locomotives, freight cars, and passenger cars. Its AAR-approved air brake shop reconditions components to OEM specifications and provides outright sale, unit exchange, and repair-and-return services.
Association of American Railroads Quality Assurance Program M-1003
AAR-approved Air Brake Shop
Compliance program
AARM1003
Quality certification
AAR
Quality certification