Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LM71B found under Bearing Connecting by Banner Industries Inc. The National Stock Number assigned to this part is 2820003881118, and the Federal Supply Class is 2820 Steam Engines Reciprocating And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LM71B.