Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 131J660P19 I12 found under Screw Cap Socket He by Ge Aviation Systems Llc. The National Stock Number assigned to this part is 5305013860744, 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 131J660P19 I12.