Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 120-225C3T05P found under Screw Cap Socket He by Heartland Precision Fasteners Inc. The National Stock Number assigned to this part is 5305016171657, 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 120-225C3T05P.