scope:

This specification covers the requirements applicable to the design and construction of centrifugal pumps for shipboard application. The three classes of service covered by this specification are as follows:

Class 1 - Freshwater,

Class 2 - Seawater, and

Class 3 - Hydrocarbon pumps (less than 1500 SSU).

The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are provided for information purposes only.