scope:

This specification covers fuel fired horizontal straight fire tube type boilers of 2 or 4 pass, single uptake design with burner, all necessary appurtenances, controls and auxiliary equipment mounted as an integral unit on a steel base in order to make a complete, self-contained steam generating unit.

The boilers shall be of the following classes and sizes, as specified (see 6.2.1):

Class I - Carbon steel construction. Class II - Nonmagnetic construction. Capacity (see 6.6) ------------------------------------------------------- Rate Overload Size (pounds of steam per hour) (pounds of steam per hour) -------------------------------------------------------------- 1 500 ---- 2 800 ---- 3 1200 1440 4 1500 1800 5 2500 3000 6 4000 4800 7 5000 6000

Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to Commander, Naval Sea Systems Command, SEA 55Z3, Department of the Navy, Washington, DC 20362-5101, by using the self-addressed Standardization Document Improvement Proposal (DD form 1426) appearing at the end of this document or by letter.

intended Use: