Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A4436H1443L found under Bearing by Ohio Industries Inc. The National Stock Number assigned to this part is 3110003673432, 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 A4436H1443L.