Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B23864 found under Pivot Post by Orton Mccullough Crane Co. The National Stock Number assigned to this part is 2240007850952, and the Federal Supply Class is 2240 Locomotive And Rail Car Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B23864.