NMFC 30310 - Cable Or Wire, Electric Or Other Than Electric; Armored, Covered, Insulated Or Plain; Or Copper-clad Steel, Armored, Covered, Insulated Or Plain; In Boxes Or Crates Or On Reels, See Note, Item 30311:

NOTE-Cable or wire may be shipped on reels provided that the last layer of cable or wire is lagged with metal or wood or that the cable or wire is wrapped between flanges extending full width of wound cable or wire in one of the following methods: 1. With 0.090-inch-thick solid fiberboard backed with 0.50-inch-thick foam plastic; 2. With a 160-pound minimum, high density polyethylene or polypropylene extruded plastic double-faced sheet having a ribbed or corrugated medium, backed with 0.25-inch foam plastic; 3. With solid thermoplastic material, with or without nonplastic fillers, 0.050-inch minimum thickness, backed with a minimum thickness of 0.0625-inch of open or closed cell foam material. All reels must be labeled with two precautionary markings indicating the proper handling procedure for such reels.