e Bulletin Nos. 34-3228 and 34-3431. RC-225 thru RK-299, Hawker Beechcraft Service Bulletin No. 34-3431. RK-300 and after as original equipped from Hawker Beeclicraft. 7) For aircraft equipped with Universal Avionics Systems Corporation (UASC) TAWS FAA approved Airplane Flight Manual Supplement, Nextant Aerospace