The 3 cm MK 303 Flak and twin-mounted 3 cm MK 303 Flakzwilling (M44) were experimental 30 mm anti-aircraft guns developed in Nazi Germany. They fired the...

Additionally, the boat was armed with a pair of twin Flak 38 20mm "Flakzwilling" mounts immediately adjacent to the 37mm gun mount. U-995 was fitted...

had a complement of between 44 and 60 men. U-977 mounted a single 3.7 cm Flakzwilling M42U gun on the rare LM 43U mount. The LM 43U mount was the final...

of between forty-four and sixty. U-249 was mounted with a single 3.7 cm Flakzwilling M43U gun on the rare LM 43U mount. The LM 43U mount was the final...

single 3.7 cm Flakzwilling M43U gun on the LM 42U mount. The LM 42U mount was the most common mount used with the 3.7 cm Flak M42U. The 3.7 cm Flak M42U...

single 3.7 cm Flakzwilling M43U gun on the LM 42U mount. The LM 42U mount was the most common mount used with the 3.7 cm Flak M42U. The 3.7 cm Flak M42U...

of between forty-four and sixty. U-1023 was mounted with a single 3.7 cm Flakzwilling M43U gun on the rare LM 43U mount. The LM 43U mount was the final...

for any submarine. U-1308 would have been mounted with a single 3.7 cm Flakzwilling M43U gun on the rare LM 43U mount. The LM 43U mount was the final...