The symbols specified in this ARP are applicable to all aircraft cargo handling systems for underfloor as well as for maindeck systems. Utilizing the symbols the conveyance, guidance, restraint, power drive unit and the degree of automation for the total cargo handling system can be depicted.
SAE ARP1757-1995 history
2013SAE ARP1757B-2013 Symbology for Standardization of Cargo Handling Systems
2007SAE ARP1757A-2007 Symbology for Standardization of Cargo Handling Systems
2002SAE ARP1757A-2002 Symbology for Standardization of Cargo Handling Systems
1995SAE ARP1757-1995 SYMBOLOGY FOR STANDARDIZATION OF ULD HANDLING DEVICES
1984SAE ARP1757-1984 Symbology for Standardization of ULD Handling Devices