Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 31C5001 found under Insert Screw Thread by Kwik File Storage Systems Llc. The National Stock Number assigned to this part is 5325011457302, 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 31C5001.