Subclasses for
66270-1
66270-2
70
65
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Metal, NOI
Cast iron
Metal, NOI
Cast iron
The National Motor Freight Traffic Association (NMFTA) annually publishes a list of freight class designations, codes, and subclasses for commonly shipped items (https://classit.nmfta.org/). To access this list, you are required to pay a subscription fee. Learn more about freight classes for free on our freight classes pages.
The class determines the cost of the shipping. The lower the class, the lower the cost.
Yes. If your shipment can be stacked, it allows the carrier to fit more freight into their truck.