Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BACB30LM4U37 found under Bolt Shear by Federal Industries Inc. The National Stock Number assigned to this part is 5306011210340, and the Federal Supply Class is 5306 Bolts. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BACB30LM4U37.