Kevin Hagan laughs at least sort of when he describes Good360."This," says the chief administrative officer of the nonprofit headquartered at Alexandria, Va., "is logistics hell."Bender Group, a third-party logistics company based in Reno, plays a big role in making sure that the logistics hell turns into something that approaches distribution heaven.Good360 accepts donations of new products from manufacturers and retailers, then ships them to participating charities that place orders through an online catalog.For Bender, which warehouses the donations and prepares shipments to nonprofits, the Good360 account brings unknowns: Unknown merchandise of an unknown size and configuration, arriving on an …