Conduits, Other Than Earthen: Conduits Pipe - 52250

Conduits Pipe - 52250

What is Freight Class?

When you ship your products as LTL (less-than-truckload), you must assign your shipment a freight code. This is a standard code implemented by the National Motor Freight and Traffic Association which allows carriers to easily identify qualities of the shipment and assist with transportation logistics.
Ship conduits pipe accurately by using the information below:
Conduits Pipe
Commodity note:
NOI, walls more than 1/4 inch thick, mineral and resin composition combined, Resin content of the pipe, tubing or pipe fittings must exceed 20 percent but not exceed 50 percent by weight. Also applies on accompanying connector articles of metal construction necessary for installation not to exceed 10 percent of the weight on which charges are assessed. in boxes or bundles, shipments of pipe fittings and connector articles must be made in boxes. Shipments of pipe or tubing in tied bundles must have ends of pipe or tubing protected.

Subclasses for

Conduits Pipe - 52250

Often, NMFC codes have multiple subclasses. These subclasses almost always distinguish various densities.
In this instance, the commodity, conduits pipe, is further broken down in the following subclasses:
Subclass Info
Subclass NMFC Code
Freight Class
Subclass Notes
Please note: This is for educational purposes only. Ultimately, the carrier reserves the right to classify the groups.


Do all LTL shippers use NMFC freight classes?

Almost all U.S. LTL carriers use NMFC freight classes, although some are attempting to move to a dimensionally-based system.

How many freight classes are there?

The National Motor Freight and Traffic Association has 18 freight classes numbered 50 to 500. The lower the freight class, the lower the cost of transporting that freight.

What is the NMFC class for clothing?

Apparel ranges between NMFC freight class 100 and 175.