Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 41E-500-458PC12 found under Screw Cap Socket Head by Kapl Inc. The National Stock Number assigned to this part is 5305002812835, 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 41E-500-458PC12.