Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 31-241908-302 found under Screw Cap Socket He by Gould Instrument Systems Inc. The National Stock Number assigned to this part is 5305010542015, 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 31-241908-302.