Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 175B2878P1 found under Gear Spur by Kapl Inc. The National Stock Number assigned to this part is 3020013858111, and the Federal Supply Class is 3020 Gear Pulley Sprocket And Transmission Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 175B2878P1.