Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SHUR-STEP-GP-3-4-X-60 found under by Pres On Products Inc. The National Stock Number assigned to this part is 7220015726863, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SHUR-STEP-GP-3-4-X-60.