Air Force SEI 580 is a Special Experience Identifier used in the Air force for qualified individuals with experience on Any c-135/ Boeing 707 Modification.he U.S Air Force's vision is Global vigilance, reach and power.. The Air â¦ Force provides air superiority and control for combat operations.
A virtual account number is a system generated unique account number which is based on logic and masks the original account number. This in turn eases the process of collecting information & MIS generation by tracking these virtual account numbers against the payerâs credentials as provided by the merchant....
Most of us carry credit cards and ATM cards. These, typically, have sixteen digits on the front. These digits are the unique account number for the card. For obvious reasons, just any sixteen digits will not work, they follow pattern. Here's a fictitious card I made up: The first few characters of the card number describe the type of card. Some cards are Visa, some Mastercard, some are American Express â¦. To the left is a (non-exhaustive) list of the some of the common card prefixes.