Recent updates from the National Motor Freight Traffic Association (NMFTA) mark a meaningful shift in how freight is classified, packaged, and priced. While these changes may seem technical, they have direct implications for foundries shipping castings, components, and raw materials.

Here’s what’s changing and how it could impact your business:
A Shift Toward Density-Based Pricing
One of the biggest changes is the continued move away from detailed, item-specific classifications toward broader, density-based systems. Many legacy categories are being eliminated or consolidated, with pricing increasingly tied to how freight is packaged and how much space it occupies.
What this means for your operation:
- Freight costs will depend more on packaging efficiency than product type
- Inefficient packaging (excess air space, inconsistent pallet sizes) can increase costs
- Similar shipments may now price differently based on density alone
Impact: Shipping is no longer just a logistics function—it directly affects margin.
Stricter Packaging Requirements
The updated rules introduce clearer and more enforceable packaging standards for LTL shipments, including:
- No pallet overhang
- Secure strapping in multiple directions
- Protection at all edges and contact points
What this means for your operation:
- Non-compliant shipments may be:
- Rejected at pickup
- Reclassified at a higher cost
- More susceptible to damage
Impact: Packaging is now a compliance issue, not just a best practice. Inconsistent packaging processes can create cost and service disruptions.
Increased Exposure from Liability Limits
The bulletin reinforces that when no value is declared, carrier liability is capped—often at relatively low per-pound limits.
What this means for your operation:
- High-value castings, tooling, or assemblies may not be fully covered
- A damaged or lost shipment could result in significant unrecovered losses
Impact: Many foundries may be carrying more financial risk in shipping than they realize.
Classification Changes That May Affect Your Shipments
Even if your products haven’t changed, their NMFC classifications may have. Ongoing consolidation and restructuring mean some items now fall under different categories or rules.
What this means for your operation:
- Incorrect classifications can lead to:
- Unexpected freight charges
- Billing disputes
- Compliance issues with carriers
Impact: Regular classification reviews are becoming necessary to avoid costly surprises.
The Bigger Picture: A Structural Shift in Freight
Taken together, these changes reflect a broader transformation in freight:
- Standardization over specificity
- Density over description
- Compliance over flexibility
For foundries, this means shipping is becoming more closely tied to:
- Packaging design
- Operational discipline
- Risk management
Final Takeaway
These NMFC updates are not just administrative they directly affect cost, risk, and operational consistency. Foundries that adapt by tightening packaging processes, reviewing classifications, and understanding liability exposure will be better positioned to stay competitive.
For those looking to navigate these changes more effectively, NFFS partner ESTES is be a valuable resource. In addition to helping members access competitive freight rates, Estes offers expertise in classification, packaging best practices, and logistics strategy helping foundries not only save money, but better manage the evolving challenges in freight.