Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 304202B found under Winch Drum Vehicle Mounting by Mastsystem Intl Oy. The National Stock Number assigned to this part is 2590014936002, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 304202B.