Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NF53100-03B found under Drive Unit Hydrauli by Thomas Instrument And Machine Co. The National Stock Number assigned to this part is 1650011527304, and the Federal Supply Class is 1650 Aircraft Hydraulic Vacuum And De-Icing System Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NF53100-03B.