Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B50595 found under Shaft Drive Flexibl by Mutron Corp. The National Stock Number assigned to this part is 3040006979903, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B50595.