Class I Subsistence (food), gratuitous (free) health and comfort items. Troops
Class II Clothing, individual equipment, tent-age, organizational tool sets and kits, hand tools, unclassified maps, administrative and housekeeping supplies and equipment. Troops
Class III Petroleum, Oil and Lubricants (POL) (package and bulk): Petroleum, fuels, lubricants, hydraulic and insulating oils, preservatives, liquids and gases, bulk chemical products, coolants, deicer and antifreeze compounds, components, and additives of petroleum and chemical products, and coal. Equipment
Class IV Construction materials, including installed equipment and all fortification and barrier materials. Troops
Class V Ammunition of all types, bombs, explosives, mines, fuzes, detonators, pyrotechnics, missiles, rockets, propellants, and associated items. Equipment
Class VI Personal demand items (such as health and hygiene products, soaps and toothpaste, writing material, snack food, beverages, cigarettes, batteries, alcohol, and cameras—nonmilitary sales items). Troops
Class VII Major end items such as launchers, tanks, mobile machine shops, and vehicles. Equipment
Class VIII Medical material (equipment and consumables) including repair parts peculiar to medical equipment. (Class VIIIa – Medical consumable supplies not including blood & blood products; Class VIIIb – Blood & blood components (whole blood, platelets, plasma, packed red cells, etc.). Troops
Class IX Repair parts and components to include kits, assemblies, and sub-assemblies (repairable or non-repairable) required for maintenance support of all equipment. Equipment
Class X Material to support nonmilitary programs such as agriculture and economic development (not included in Classes I through IX). Civilians
Miscellaneous Water, salvage, and captured material. Troops
To make this easier I'm just going to use the way the U.S Army divides up logistics. Bolded are the supplies being dropped to rebels. Tanks and small arms are not included in the logistic drops. Only part of Class V is dropped, as only ammo is dropped, not the explosives and other things.