Thank you for choosing Aerospace-Aviation360 for Part Number RFS6380 by Fairchild Metro And Merlin Airliners for model Fairchild commuter aircraft which is described as Piston . This is an ASAP Semiconductor owned and operated website. We are a leading supplier of aircraft Commuter Brake parts like RFS6380. You have 24/7 x 365 access to our diverse product database with the fastest lead times in the industry.