Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 400-B found under Crimping Tool Pneumatic by Pico Crimping Tools Co Inc. The National Stock Number assigned to this part is 5130009321518, and the Federal Supply Class is 5130 Hand Tools Power Driven. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 400-B.