Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MVT89039B4S3716V found under Coupling Clamp Groo by Eaton Corporation. The National Stock Number assigned to this part is 5342013666149, 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 MVT89039B4S3716V.