E-3As with improvements, 24 conversions.[53] E-3C USAF Block 35 modification. Production aircraft with AN/APY-2 radar, additional electronic consoles and system improvements, ten built.[54] JE-3C One E-3A aircraft used by Boeing for trials later redesignated E-3C.[53] E-3D Production aircraft for the RAF to E-3C standard with CFM56 engines and British modifications designated Sentry AEW.1, 7 built.[53] Modifications included the addition of a refuelling probe next to the existing boom AAR recipticle, CFM-56 engines, wingtip ESM pods, an enhanced Maritime Surveillance Capability (MSC) offering Maritime Scan-Scan Processing (MSSP), JTIDS and Havequick 2 radios.[55] E-3F Production aircraft for the French Air and Space Force to E-3C standard with CFM56 engines and French modifications, 4 built.[53] E-3G USAF Block 40/45 modification.[54] Includes hardware and software upgrades to improve communications, computer processing power, threat tracking, and others, and automates some previously manual functions. Initial operating capability (IOC) declared in July 2015.[56] E-3G(II) Block 40/45 modification that included a glass cockpit modification that reduced the crew size by one, and added a new avionics suite.[citation needed]