Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 25305 ITEM 19 found under Bearing Roller Cyli by Hexco International. The National Stock Number assigned to this part is 3110012604565, 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 25305 ITEM 19.