Supostamente devem ser uns que não estão preparados para o combate, e que eram usados essencialmente para treino.
Congress denied the request to divest its 33 non-combat-coded Block 20 aircraft and passed language prohibiting the divestment through FY2026. While the Block 30/35 F-22 remains one of the USAF's top priorities, the service believes the Block 20 aircraft is obsolescent and unsuitable even for training F-22 pilots and that upgrading them to Block 30/35 standards would be cost-prohibitive at $3.5 billion.