Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SS815GB03 R31 found under Starter Engine Air by Ingersoll Rand Inc. The National Stock Number assigned to this part is 2990013010323, 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 SS815GB03 R31.