Su-22UM3K  W/N 17532367001, Lw '25+52' (ex NVA 112)
Luftwaffenmuseum Berlin-Gatow, 1999

 The Fitter carries one NR-30 30mm gun in each wingroot.
Note bare metal blast shields scabbed onto fuselage and leading edges of wing and pylon.
 

Photo by Burkhard Domke