Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 55842-09 found under Bearing Plain Self Aligning by Rbc Transport Dynamics Corp Div. The National Stock Number assigned to this part is 3120003231488, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 55842-09.