Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P001744 REV B IT 3 found under Valve Linear Direct by Oldenburg Group Incorporated. The National Stock Number assigned to this part is 4820016439865, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P001744 REV B IT 3.