This Field Manual (FM 4-20.107) gives the latest approved doctrine for derigging, recovery and evacuation of airdrop supplies and equipment. IT is to be used by acting recovery NCOICs or OICs for a unit receiving airdrop supplies. This manual provides critical instructions for recovery of airdrop supplies and equipment. The instructions include: derigging, recovery, and evacuation responsibilities; identification of airdrop items and components; methods of collecting and handling parachutes and related airdrop equipment for recovery and evacuation; derigging and recovery support requirements; and derigging and recovery under special conditions.