Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MF55K3-92K found under Resistor Fixed Film by Jeffers Electronics Inc. The National Stock Number assigned to this part is 5905000046121, 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 MF55K3-92K.