Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R3 H22 found under Bearing Pneumatic M by Ingersoll Rand Corp. The National Stock Number assigned to this part is 3110009433205, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like R3 H22.