Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 131185-12 found under Screw Instrument by Ge Aviation Systems Llc. The National Stock Number assigned to this part is 5305008997704, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 131185-12.