Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A27-624 found under Anvil Fastener Installation Tool by Hi Shear Corporation. The National Stock Number assigned to this part is 5130001347562, 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 A27-624.