Relier Pairs AVIATION ABBREVIATIONSVersion en ligne Match the abbreviation with the correct meaning. par Steven Rafael Torres Orozco 1 LB 2 AD 3 SB 4 S/N 5 SRM 6 FT 7 P.S.I 8 P/N 9 SL POUND AIRWORTHINESS DIRECTIVE SERVICE BULLETIN SERIAL NUMBER SERVICE LETTER STRUCTURAL REPAIR MANUAL FOOT PART NUMBER PRESSURE SQUARE INCH