| Designation | 8.8 cm/45 (3.46") SK C/35 |
|---|---|
| Ship Class Used On | Type VII U-boats and smaller vessels |
| Date Of Design | 1935 |
| Date In Service | 1938 |
| Gun Weight | 1,711 lbs. (776 kg) |
| Gun Length oa | 157.0 in. (3.985 m) |
| Bore length | 146.9 in (3.731 m) |
| Rifling Length | 147 in. (3.731 m) |
| Number Of Grooves | (32) 0.041 in deep x 0.213 in (1.05 mm x 5.4 mm) |
| Lands | 0.126 in (3.2 mm) |
| Twist | Increasing RH 1 in 45 to 1 in 30 |
| Chamber Volume | 152 in3 (2.49 dm3) |
| Rate Of Fire | 15 rounds per minute |
| Type | Fixed |
|---|---|
| Complete Round Weight | 33 lbs. (15 kg) |
| Projectile Types and Weights | AP: 22.5 lbs. (10.2 kg)
HE: 19.8 lbs. (9.0 kg) HE inc: 20.9 lbs. (9.5 kg) ILLUM: 20.7 lbs. (9.4 kg) |
| Bursting Charge | N/A |
| Projectile Length | about 14.0 in (385.5 mm) |
| Propellant Charge | 4.63 lbs. (2.1 kg) RPC/40N (3.6/1.07) |
| Muzzle Velocity | HE - 2,297 fps (700 mps)
Others - N/A |
| Working Pressure | 17.5 tons/in2 (2,750 kg/cm2) |
| Approximate Barrel Life | 12,000 rounds |
| Ammunition stowage per gun 1 | Type VII: 220 rounds |
- ^Outfits for minesweepers and subchasers included nose-fuzed HE and HE incendiary both with and without tracers, AP and illuminating shell.
| Elevation | Distance |
|---|---|
| 30 degrees | 13,070 yards (11,950 m) |
| Designation | U-boats (1): Ubts LC/35
Others: N/A |
|---|---|
| Weight | 5,346 lbs. (2,425 kg) |
| Elevation | -10 / +30 degrees |
| Elevation Rate | Hand operated, only |
| Train | 360 degrees |
| Train Rate | Hand operated, only |
| Gun recoil | N/A |
"Naval Weapons of World War Two" by John Campbell
"German Warships 1815-1945" by Erich Gröner
"Una nueva visión del hundimiento del submarino C 3" [A new vision of the sinking of Submarine C 3] by Jose Luis Martín
"The Royal Oak Disaster" by Gerald S. Snyder
"Air Power at Sea: 1939-45" by John Winton
"German Capital Ships of World War Two" by M.J. Whitley
22 September 2006 - Benchmark
16 January 2010 - Fixed typographical error
02 December 2015 - Changed Vickers Photographic Archive links to point at Wayback Archive
27 December 2022 - Added photograph of early Type VII U-boats