Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 385311253 found under Parts Kit Vacuum Pump by Dometic Corporation. The National Stock Number assigned to this part is 4310016127080, 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 385311253.