Republic of Ireland Naval Guns In Service

Naval Gun
   Large
Twin   12"/45      (USA: Mark 5 – 6)
         ROF:  2-3 per minute      Range @ 15 degrees:  20,000 yards
Twin   11"/50      (Fantasy)
Twin   10"/50      (Fantasy)
   Medium
Single   8"/45      (USA: Mark 6)
         ROF:  1-2 per minute      Range @ 42 degrees:  24,900 yards

Twin   8"/45      (USA: Mark 15)
         Statistics are the same as above.
   Light
Single   6"/50      (UK: QF BL Mark XVII)
         ROF: 5-7 per minute      Range @ 20 degrees:  16,190 yards
Single   4"/50      (US: Mark 10)
         ROF:  8-9 per minute      Range @ 20 degrees:  15,920 yards
Single   3"/50      (US: Mark 10)
         ROF:  15-20 per minute      Range @ 43 degrees:  14,600 yards
Single 3"/70      (UK: Mark 6)
         ROF:  20 per minute
   Range @ 45 degrees:  19,500 yards

Machinegun
   Single
8mm
0.50"/90 (12.7 mm) M2 Browning MG      (USA)
ROF:   Water-cooled:     450 - 600 rounds per minute cyclic
           Aircraft:     750 - 850 rounds per minute cyclic
           Range:   Effective:   2,600 yards
25mm      
   Twin
8mm
12.7mm
25mm

Note: The 3"/70 guns has its ROF nerfed from 90 per minute to 20 per minute

Twin   12"/45      (USA: Mark 5 – 6)
         Designed: 1903

Single   8"/45      (USA: Mark 6)
         Designed: 1900

Single   6"/50      (UK: BL Mark XVII)
         Designed: 1913

Single   4"/50      (US: Mark 10)
         Designed: 1914

Single   3"/50      (US: Mark 10)
         Designed: 1914

Single 3"/70      (UK: Mark 6)
         Designed: 1950

0.50"/90 (12.7 mm) M2 Browning MG
         Designed:         1920
                 M2:         1932