| As extracted from Jane's Fighting Ships for 1919 |
| |
| 21 " I " Class Destroyers |
21 I Class (3 this page, 18 next page)
OAK. (LURCHER and FIREDRAKE high mainmasts.)
Special Boats.
3 Yarrow : Lurcher, Firedrake, Oak (all 1912). 765 tons. Firedrake 767 tons.
- Dimensions: 262 x 25.66 x 9.5 feet.
- Guns: 2-4 inch, 2-12 pdr., 1-3 pdr. AA., 1 M.G. Tubes: 2-21 inch.
- Designed H.P. 20,000 = 32 kts. On trials Firedrake made 33.1, Lurcher 35.34 mean of 8 hrs. Oak: 32.4. Turbines: Parsons. 2 screws. Boilers: special Yarrow oil burning: oil, about 170/155 tons.
- Built to replace three boats of this class, transferred to Royal Australian Navy, and now H.M.A.S. Parramatta, Yarra and Warrego.
- Complement, 70.
21 I Class (18 this page, 3 preceding page).
General Notes to all below.
Built under 1910-11 Programme. Armament of all: 2-4 inch, 2-12 pdr., 1-3 pdr. AA., 1 M.G. 2-21 inch tubes. Complement, 70.
JACKAL. Photo, Ellis. Malta.
To Builders' Designs.
2 Parsons : Badger (1911), 799 tons, Beaver (1911), 810 tons. Designed H.P. 16,500 = 30 kts. Hull, etc., contracted for by Hawthorn. Trials: Badger 30.7. Parsons turbines.
1 Thornycroft: : Acheron (1911) 773 tons. Designed H.P. 15,500 = 29 kts. On trial, 29.4. Parsons turbines.
1 Yarrow: Archer (1911). 775 tons. Designed H.P. 16,000 = 28 kts. Brown-Curtis turbines. Trials: Archer 30.9.
Notes.- Dimensions: Acheron, 252.25 x 26.33 x 9.25 feet; others about 246 x 25.75 x 9.33 feet. 2 screws in all. Oil fuel 182-170/158-150 tons. All Yarrow boilers.
War Losses: Ariel (Minelayer) Attack
Admiralty Design Boats.
1 Beardmore. Goshawk (1911). 760 tons. Parsons turbines.
3 Clydebank-: Hind, Hornet 1911), Hydra (1912), 770-5 tons. Trials: Hind 28.1, Hornet 28.7, Hydra 28.1. Brown-Curtis turbines.
2 Denny : Defender, Druid (1911). 762-770 tons. Trials: Defender 28.3, Druid 28.2. Parsons turbines.
2 Hawthorn : Jackal, Tigress (1911). 745 tons. Trials: Jackal 26.9, Tigress 28.1. Parsons turbines.
2 Laird: Lapwing, Lizard (1911). 745 tons. Trials: Lapwing 27.2, Lizard 27.5. Parsons turbines.
1 Swan Hanter: Sandfly (1911). 750 tons. Trials: 27.7. Parsons turbines.
2 White: Ferret, Forester (1911). 750 and 760 tons. Trials: Ferret 30.2, Forester 29.8. Parsons turbines.
Notes: Dimensions: 246.25 x 25.66 x 8.75-9 feet. All 3 screws except the Clydebank boats with Brown-Curtis turbines, which have 2 screws. All Yarrow boilers, except White boats with White-Forster. Oil: about 180/148 tons.
War Losses: Phoenix.
Source: As extracted from Jane's Fighting Ships for 1919 - p 112
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