Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3G951-0542 found under Oil Pump Assembly E by Tuthill Corporation. The National Stock Number assigned to this part is 2990015704817, and the Federal Supply Class is 2990 Miscellaneous Engine Accessories Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3G951-0542.