Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C31HE-2 found under Battery Storage by Trojan Battery Company. The National Stock Number assigned to this part is 6140012580372, 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 C31HE-2.