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This specification covers single- and double compression and self-closing faucets for shipboard plumbing installations. Faucets may be classified into nine types: Type I is the standard (bibb) with three classes namely Class A (compression, plain end), Class B (compression, hose end), and Class C (self-closing); Type II is a lavatory, self-closing, low spout faucet with two classes which are Class A (fast-closing) and Class B (slow-closing, depression type); Type III is a folding lavatory,self-closing faucet; Type IV is an elbow operated faucet, Type V is a faucet with lavatory, combination water supply and drain fixture; Type VI is a faucet with combination supply fixture swing spout for use on galley sinks; Type VII is a faucet with single supply fixture swing spout for use with steam kettles and urns and this type has two classes namely Class A which has spout for overhead supply and Class B which has spout for riser supply; Type VIII is a faucet with supply fixture for pressed metal and shock mounted china lavatories; and Type IX which is a faucet with lavatory and combination of water supply and drain fixtures. Faucet bodies shall be made of bronze and handles shall be of commercial grade cast or forged brass or bronze. Bonnets, handwheels, and nuts shall be of commercial quality brass or bronze; machine screws shall be made of commercial brass. Seat washers shall be of a rubber or fiber material and suitable for a certain water temperature range without deterioration of material. Springs for self-closing faucets shall be of corrosionresisting steel, phosphor bronze, or nickel copper. All samples shall be subjected to a hydrostatic test.