Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LP6B250 3500 X1170 0 found under Filter Band Pass by K And L Microwave Inc. The National Stock Number assigned to this part is 5915012938354, 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 LP6B250 3500 X1170 0.