Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A3347-CL5-1 found under Indicator Sight Liquid by Oil Rite Corporation. The National Stock Number assigned to this part is 6680010096246, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A3347-CL5-1.