Originally posted by gripen
Notable thing is that NR-30 was developed from the MG213 just like Aden.
Not so, the NR-30 was a recoil-operated gun (like the current GSh-301) which used a gas buffer. It had a single firing chamber, not like the multi-chamber revolver developed for the MG 213C.
Tony Williams: Military gun and ammunition
website and discussion
forum
