USS ''H-9'' (SS-152) was a H-class submarine originally built for the

Imperial Russian Navy The Imperial Russian Navy () operated as the navy of the Russian Tsardom and later the Russian Empire from 1696 to 1917. Formally established in 1696, it lasted until being dissolved in the wake of the February Revolution and the declaration of ...

. Six of these were not delivered pending the outcome of the

Russian Revolution of 1917 The Russian Revolution was a period of Political revolution (Trotskyism), political and social revolution, social change in Russian Empire, Russia, starting in 1917. This period saw Russia Dissolution of the Russian Empire, abolish its mona ...

before being purchased by the

United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...

on 20 May 1918.

Description

The H-class submarines had a length of

overall Overalls or bib-and-brace overalls, also called dungarees in British English, are a type of garment usually used as protective clothing when working. The garments are commonly referred to as a "pair of overalls" by analogy with "pair of trousers ...

, a

beam Beam may refer to: Streams of particles or energy *Light beam, or beam of light, a directional projection of light energy **Laser beam *Radio beam *Particle beam, a stream of charged or neutral particles **Charged particle beam, a spatially lo ...

of and a mean

draft Draft, the draft, or draught may refer to: Watercraft dimensions * Draft (hull), the distance from waterline to keel of a vessel * Draft (sail), degree of curvature in a sail * Air draft, distance from waterline to the highest point on a v ...

of . They displaced on the surface and submerged. The boats had a crew of 2 officers and 23 enlisted men. They had a diving depth of .Friedman, p. 307 For surface running, they were powered by two New London Ship & Engine Co.

diesel engine The diesel engine, named after the German engineer Rudolf Diesel, is an internal combustion engine in which Combustion, ignition of diesel fuel is caused by the elevated temperature of the air in the cylinder due to Mechanics, mechanical Compr ...

s, each driving one

propeller shaft A drive shaft, driveshaft, driving shaft, tailshaft (Australian English), propeller shaft (prop shaft), or Cardan shaft (after Girolamo Cardano) is a component for transmitting mechanical power, torque, and rotation, usually used to connect o ...

. When submerged each propeller was driven by a Electro Dynamic Co.

electric motor An electric motor is a machine that converts electrical energy into mechanical energy. Most electric motors operate through the interaction between the motor's magnetic field and electric current in a electromagnetic coil, wire winding to gene ...

. They could reach on the surface and underwater. On the surface, the boats had a range of at and at submerged.Gardiner & Gray, p. 128 The boats were armed with four 18 -nch (450 mm)

torpedo tube A torpedo tube is a cylindrical device for launching torpedoes. There are two main types of torpedo tube: underwater tubes fitted to submarines and some surface ships, and deck-mounted units (also referred to as torpedo launchers) installed aboa ...

s in the bow. They carried four reloads, for a total of eight torpedoes.

Construction and career

''H-9'' was launched on 23 November 1918 and commissioned on 25 November. Joining Submarine Division 6 (SubDiv 6) at

San Pedro, Los Angeles San Pedro ( ; ) is a neighborhood located within the South Bay (Los Angeles County), South Bay and Los Angeles Harbor Region, Harbor region of the city of Los Angeles, California, United States. Formerly a separate city, it consolidated with Los ...

, and later being transferred to SubDiv 7 there, ''H-9'' participated in a variety of battle and training exercises along the West Coast. She also patrolled off Santa Catalina Island, and put in at

Mare Island Mare Island (Spanish language, Spanish: ''Isla de la Yegua'') is a peninsula in the United States in the city of Vallejo, California, about northeast of San Francisco. The Napa River forms its eastern side as it enters the Carquinez Strait junc ...

for periodic overhauls. ''H-9'' sailed from San Pedro on 25 July 1922 and arrived in

Norfolk, Virginia Norfolk ( ) is an independent city (United States), independent city in the U.S. state of Virginia. It had a population of 238,005 at the 2020 United States census, 2020 census, making it the List of cities in Virginia, third-most populous city ...

on 14 September, with SubDivs 6 and 7. The submarine decommissioned at Norfolk on 3 November. Her name was struck from the

Naval Vessel Register The ''Naval Vessel Register'' (NVR) is the official inventory of ships and service craft in custody of or titled by the United States Navy. It contains information on ships and service craft that make up the official inventory of the Navy from t ...

on 26 February 1931. She was sold for scrapping on 28 November 1933.

Notes

References

* * *

External links

PigBoats.COM H-class page
* {{DEFAULTSORT:H-9 (SS-152) United States H-class submarines Ships built in Bremerton, Washington 1918 ships