Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7940 75A found under Wheel Stud by Spicer Speciality Axle Division. The National Stock Number assigned to this part is 5307997691362, and the Federal Supply Class is 5307 Studs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7940 75A.