Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PT442FH1 found under Bearing Assembly by Caro Inc. The National Stock Number assigned to this part is 3110011246204, 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 PT442FH1.