Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LM 109K 883B found under Microcircuit Linear by National Semiconductor Uk Ltd. The National Stock Number assigned to this part is 5962003702637, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LM 109K 883B.