Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 45-0275-50 found under Droperidol Injectio by Mcneil Corp. The National Stock Number assigned to this part is 6505010514840, 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 45-0275-50.