Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number QDH3 found under Pump Assembly Lubri by Vickers Ltd. The National Stock Number assigned to this part is 2520007099684, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like QDH3.