Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 00761A found under Vacuum Pump Unit Diffusion And R by Sargent Welch Scientific Co. The National Stock Number assigned to this part is 4310006312429, and the Federal Supply Class is 4310 Compressors And Vacuum Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 00761A.