Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number VMUAS-00000131 found under Stud Turnlock Fastener by Esg. The National Stock Number assigned to this part is 5325004008683, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like VMUAS-00000131.