Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TSE-5590-BX-10 found under Battery Box by Tactical Support Equipment Inc. The National Stock Number assigned to this part is 6160016434175, 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 TSE-5590-BX-10.