Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 05-013 found under by Hydroid Inc. The National Stock Number assigned to this part is 9150016195806, and the Federal Supply Class is 9150 Oil And Grease Cutting Lubricating And Hydraulic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 05-013.