Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2-92478 found under Compressor Rotary by Superior Compressor Co. The National Stock Number assigned to this part is 4310012911521, 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 2-92478.