NAVYPEDIA

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
Hermes			Portsmouth DYd	4.1834	25.6.1835	25.11.1835	sold 10.1864
Volcano			Portsmouth DYd	7.1835	30.6.1836	17.1.1837	depot ship 1854
Megaera			Sheerness DYd	8.1836	17.8.1837	30.3.1838	wrecked 4.3.1843
Acheron			Sheerness DYd	10.1837	23.8.1838	8.1.1839	survey ship 1847

Technical data

Displacement normal, t	1006
Displacement full, t
Length, m	45.7 pp
Breadth, m	9.98
Draught, m	3.66
No of shafts	2 side wheels
Machinery	sails + boilers, 1 2-cyl side lever engine
Power, h. p.	Hermes, Volcano, Megaera: 140nhp Acheron: 160nhp
Max speed, kts
Fuel, t	coal
Endurance, nm(kts)
Armament	2 x 1 - 107/16 9pdr 13.5cwt brass SBML
Complement	135

Project history

Steam vessels (SV3), since 1844 2nd class sloop. Symonds specification but John Edye design, approved in 1834.

Modernizations

1842, Hermes: was lengthened (828bm, 51.8m pp)

1842-1843, all: were armed with 1 x 1 - 204/12 8'' 52cwt shell SBML, 2 x 1 - 159/8 32pdr 17cwt SBML carronades

Naval service

No significant events.