Description

This was apparently the same gun but designated as Model 1927 when used in AA mountings and Model 1932 when used in SP mountings. Used a horizontal sliding breech block.

Gun Characteristics

Designation 100 mm/45 (3.9") Model 1927
100 mm/45 (3.9") Model 1932
Ship Class Used On Model 1927: Commandant Teste
Model 1932: Melpomène class, Chevreuil and La Capricieuse
Date Of Design 1927 / 1932
Date In Service 1930 / 1940
Gun Weight 3,629 lbs. (1,620 kg)
Gun Length oa N/A
Bore Length 177.2 in (4.500 m)
Rifling Length N/A
Grooves N/A
Lands N/A
Twist N/A
Chamber Volume N/A
Rate Of Fire 10 rounds per minute

Ammunition

Type Fixed
Weight of Complete Round 53.2 lbs. (24.2 kg)
Projectile Types and Weights HE: 29.7 lbs. (13.5 kg)
SAP: 32.96 lbs. (14.95 kg)
Bursting Charge N/A
Projectile Length N/A - Complete Round 39.8 in (1.011 m)
Propellant Charge 8.87 lbs. (4.03 kg) BM7
Muzzle Velocity SAP: 2,477 fps (755 mps)
HE: 2,575 fps (785 mps)
Working Pressure N/A
Approximate Barrel Life N/A
Ammunition stowage per gun N/A

Range

Range with 32.96 lbs. (14.95 kg) SAP
Elevation Distance
34 degrees 16,400 yards (15,000 m)

Mount/Turret Data

Designation
  • Single Mounts
    • Commandant Teste (12): Model 1927
    • Melpomène (2), Chevreuil (1) and La Capricieuse (1): Model 1932
Weight N/A
Elevation Model 1927: -10 / +85 degrees
Model 1932: -10 / +34 degrees
Rate of Elevation N/A
Train About 360 degrees
Rate of Train N/A
Gun Recoil N/A

Sources

Data from:

  • "Naval Weapons of World War Two" by John Campbell
  • "Navies of the Second World War - The French Navy" by Henri le Masson

Other:

Page History

21 July 2007
Benchmark
28 March 2012
Updated to latest template