Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0052110129 found under Motor Hydraulic by S A I Hydraulics Inc. The National Stock Number assigned to this part is 4320016196134, and the Federal Supply Class is 4320 Power And Hand Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 0052110129.