Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BK-2130 found under Finger Mechanical by Sammons Fred Inc. The National Stock Number assigned to this part is 5120013934928, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BK-2130.