Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TN4103S1054M found under Nut Coupling Flexib by V I J Corporation. The National Stock Number assigned to this part is 3040010784371, 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 TN4103S1054M.