Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BL2375 7H found under Lead Pencil Graphit by Berol Usa Burbank Plant. The National Stock Number assigned to this part is 7510002431595, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BL2375 7H.