Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PA8542 found under Bearing Roller Needle by Stewart And Stevenson Power Products. The National Stock Number assigned to this part is 3110002896762, 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 PA8542.