US Air Force orders 30,000-pound GBU-57 bunker busters as Iran tensions rise ByANNA AHRONHEIM FEBRUARY 16, 2026 10:25 Updated: FEBRUARY 16, 2026 16:17

US Air Force orders 30,000-pound GBU-57 bunker busters as Iran tensions rise After using 14 GBU-57 Massive Ordnance Penetrators (MOP) during Operation Midnight Hammer against Iranian nuclear facilities, the USAF needs to replenish its arsenal https://www.jpost.com/defense-and-tech/article-886799 Amid high-tensions between the United States and Iran, the US Air Force has awarded Boeing a sole-source contract to replenish its arsenal of GBU-57 Massive Ordnance Penetrator (MOP) bunker buster bombs. The US dropped over a dozen MOPs on Iranian nuclear facilities in June during Operation Midnight Hammer.