Free tools built by warehouse operators, not software companies. Get freight classes, estimate storage costs, and calculate duties — in seconds.
Enter dimensions and weight to determine NMFC freight class
All 18 NMFC classes with density ranges and rate indices
| Class | Density (lbs/ft³) | Rate | Common Examples |
|---|---|---|---|
| 50 | 50+ | 1x | Shrink-wrapped pallets of bricks, cement, mortar, hardwood flooring, nuts & bolts |
| 55 | 35 – 50 | 1.1x | Bricks, cement, hardwood flooring, construction materials, cased goods |
| 60 | 30 – 35 | 1.2x | Car accessories & parts, steel cable, used tires, stone/glass articles |
| 65 | 22.5 – 30 | 1.3x | Car accessories & parts, bottled beverages, books in boxes, conveyors |
| 70 | 15 – 22.5 | 1.4x | Car accessories & parts, food items, automobile engines, metal castings |
| 77.5 | 13.5 – 15 | 1.55x | Tires, bathroom fixtures, garments, shirts/pants |
| 85 | 12 – 13.5 | 1.7x | Crated machinery, cast iron stoves, refrigerators, vending machines |
| 92.5 | 10.5 – 12 | 1.85x | Computers, monitors, refrigerators & freezers, test equipment |
| 100 | 9 – 10.5 | 2x | Boat covers, car covers, canvas, wine cases, caskets |
| 110 | 8 – 9 | 2.2x | Cabinets, framed artwork, table saw, metalworking |
| 125 | 7 – 8 | 2.5x | Small household appliances, vending machines, wooden furniture |
| 150 | 6 – 7 | 3x | Auto sheet metal parts, bookcases, furniture, workbenches |
| 175 | 5 – 6 | 3.5x | Clothing, couches, stuffed furniture, metal cabinets |
| 200 | 4 – 5 | 4x | Auto sheet metal parts, aircraft parts, aluminum tables/chairs, packaged mattresses |
| 250 | 3 – 4 | 5x | Bamboo furniture, mattresses & box springs, plasma TVs, engine hoods |
| 300 | 2 – 3 | 6x | Model boats, assembled chairs & tables, wood cabinets, rubber tires |
| 400 | 1 – 2 | 8x | Deer antlers, large stuffed animals, lightweight plastic fixtures |
| 500 | < 1 | 10x | Bags of gold dust, ping pong balls, live plants, empty pallets |
All 18 NMFC freight classes with density thresholds and typical commodities
| Class | Density (lbs/ft³) | Example Commodities | Rate Impact |
|---|---|---|---|
| 50 | ≥ 50 | Bricks, sand, cement, hardwood flooring | Lowest rates |
| 55 | 35–50 | Steel hardware, small appliances, books | Very low |
| 60 | 30–35 | Car parts, bottled beverages, motors | Low |
| 65 | 22.5–30 | Canned food, small machinery, fabricated steel | Below average |
| 70 | 15–22.5 | Tires, bottled beverages, packaged food | Average |
| 77.5 | 13.5–15 | Refrigerators, sheet metal, plastic film | Average |
| 85 | 12–13.5 | Computers, copiers, small electronics | Slightly above avg |
| 92.5 | 10.5–12 | Clothing, furniture parts, auto glass | Above average |
| 100 | 9–10.5 | Boat covers, computers, wine cases | High |
| 110 | 8–9 | Cabinets, wooden tables, small machinery | High |
| 125 | 7–8 | Small household appliances, auto parts | Very high |
| 150 | 6–7 | Mattresses, couches, furniture, flat-screen TVs | Very high |
| 175 | 5–6 | Clothing, sheet metal, large appliances | Very high |
| 200 | 4–5 | Rolled auto sheet metal, aluminum extrusions | Extremely high |
| 250 | 3–4 | Bamboo furniture, large pillows, foam | Extremely high |
| 300 | 2–3 | Wooden cabinets, large chandeliers | Premium |
| 400 | 1–2 | Deer antlers, ping pong balls | Premium |
| 500 | < 1 | Bags of gold dust, low-density foam | Maximum rate |
In-depth guides from warehouse operators
Comprehensive guide to all 18 NMFC freight classes with density ranges, interactive calculator, step-by-step calculation, commodity examples, Docket 2025-1 updates, and proven tips to reduce your class and save on LTL shipping costs.
Complete guide to bonded warehouses, duty deferral, Type 1–6 facilities, and when bonded storage makes financial sense.
How Section 301, Section 232 (steel, aluminum, copper), and the Section 122 universal tariff stack in 2026 — with corrected examples showing which layers are mutually exclusive.
Our partner network includes U.S. Customs Bonded warehouses, climate-controlled facilities, and full-service 3PLs across the Southeast.