Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LSM1S4902-508300PC49 found under Setscrew by Worthington Compressors Inc. The National Stock Number assigned to this part is 5305003141501, 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 LSM1S4902-508300PC49.