Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number G20-6D27B1-B13A30L found under Motor Pump Hydraulic by Barnes John S Corp. The National Stock Number assigned to this part is 4320012423027, 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 G20-6D27B1-B13A30L.