| RAF NUMBERS | 1218, 1265 - 1270, 1279 - 1284, 1293 - 1312 1318 - 1322, 1327, 1328, 1341 - 1346 |
|---|---|
| BUILDER | Aldous Successors, Brightlingsea Groves and Guttridge, Cowes Western Marine, Pwllheli Graham Bunn, Wroxham Ranalah Yacht, IOW Herbert Woods, Gt Yarmouth Philip & Sons Ltd, Dartmouth |
| DISPLACEMENT | 25.5 Tons |
| HULL DIMENSIONS | Length oa. . . 60' 0" |
| Beam< . . . . .14' 0" | |
| Draught . . . . .3' 4.5" | |
| HULL PLANKING | Material . . Mahogany |
| Method . . .Double Diagonal | |
| Side Thickness. . . . .0.75" | |
| Bottom Thickness . . .0.87" | |
| MAIN PROPULSION | Triple Perkins S6M each 130 bhp |
| GEARBOX | Meadows |
| REDUCTION | Direct |
| DYNAMO | C.A.V. D5L 24 Volt |
| AUXILLARY MACHINERY | Lyon Norman Type T300 2.75 hp |
| GENERATOR | Crypto Type 5DF4 1.25 K.W. |
| PROPELLOR | Material . . .Nickel Bronze |
| Pitch. . . . . .10.75" | |
| Diameter . .18.5" | |
| Hand . . . . . .Left Hand | |
| TAILSHAFT | Material. . . .Manganese Bronze |
| Diameter . . .2.25" | |
| MAXIMUM SPEED | 13 Knots |
| DURATION @ MAX RPM | 0.5 Hour |
| MAX CRUISING SPEED | 11 Knots |
| TOTAL FUEL CARRIED | 950 Gallons |
| ENDURANCE | 770 miles |
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