Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LM1-1000 found under Filter Low Pass by United Transformer Corp Sub Of O. The National Stock Number assigned to this part is 5915008213862, and the Federal Supply Class is 5915 Filters And Networks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LM1-1000.