scope:

This specification covers the general, durability, performance, design, quality, qualification, shipping and identification, source approval and KCC requirements for truck and bus seat assemblies. Four service categories are covered: Medium Duty, Heavy Duty, Severe Service, and Bus passenger seats (Note: Bus drivers' seats are considered the same as Medium Duty). Requirements for individual materials used in the seat assembly are covered in separate specifications.

Restricted Chemical Substances

Effective January 1, 2007, all product supplied to the requirements of this specification must comply with the requirements of the CEMS B-50 specification.