NOTE: This template links together the aircraft designated under the centralised I- sequence in use in the 1920s and 30s. Please do not add Soviet fighters not part of this sequence.I-Z • I-1 (Grigorovich)/I-1 (Polikarpov) • I-2 • I-3 • I-4 • I-5 • I-6 • I-7 • I-8 • I-12 • I-14 • I-15 • I-16 • I-17 • I-21 (Ilyushin)/I-21 (Pashinin) • I-22 • I-26 • I-28 • I-29 • I-30 • I-33DI-1 • DI-2 • DI-3 • DI-4 • DI-6 • DI-8MI-3