Ruhrstahl X-4 Air-to-Air missile (multiple)

Here are some photos I took of these German Ruhrstahl X-4 air-to-air guided missile examples at the Udvar-Hazy and NMoUSAF

X-4 Guided Missile

NMoUSAF 2018

X-4 Guided Missile

Udvar-Hazy VA 2026