Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A127S-RM found under Transducer Supersonic Test by Olympus Ndt Ne Inc. The National Stock Number assigned to this part is 6635009451221, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A127S-RM.