Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LS4-300P found under Battery Storage by C And D Batteries. The National Stock Number assigned to this part is 6140013581359, 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 LS4-300P.