Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SRB3413B found under Battery Storage by Sylvania Electric Products Inc. The National Stock Number assigned to this part is 6140007591992, and the Federal Supply Class is 6140 Batteries Rechargeable. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SRB3413B.