Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 61 0052-0 found under Point Scribing Instrument by Keuffel And Esser Co. The National Stock Number assigned to this part is 6675000046948, 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 61 0052-0.