Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B77T0133-1373 found under Resistor Network Fi by Monogram Aerospace Fasteners Inc. The National Stock Number assigned to this part is 5905003279869, and the Federal Supply Class is 5905 Resistors. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B77T0133-1373.