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Page Title:
Distillation Units, Water Stream, or Flashed Vapor Operated, or Hot Fresh Water Heated |
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|  MIL-D-18641F(SH)
5 April 1993
SUPERSEDING
MIL-D-18641E(SHIPS)
30 August 1%0
MILITARY SPECIFICATION
DISTILLATION UNITS, WATER STEAM, OR FLASHED VAPOR OPERATED, OR
HOT FRESH WATER HEATED, LOW PRESSURE NAVAL SHIPBOARD
This specification is approved for use by the Naval Sea Systems Command Department
of the Navy, and is available for use by all Departments and Agencies of the
Department of Defense.
1. SCOPE
1.1 Scope This specification covers low pressure steam or hot fresh water (heat recovery)
heated vacuum operated distillation units for making fresh water from sea water in, Naval shipboard
installations.
1.2 Classification.
1.2.1 Types Distillation units should be of the following types as specified (see 6.2):
Submerged tube type, low pressure steam operated
Type I
Type II
Flash type, low pressure steam operated
Vertical basket type, low pressure steam operated
Type III
Flash type, hot fresh water heated (heat recovery)
Type IV
Submerged tube, hot fresh water heated (heat recovery)
Type V
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 05Q42, 2431 Jefferson Davis Hwy, Arlington, VA 22242-5160 by using the self-
addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the
end of this document or by letter.
FSC 4620
AMSC N/A
DISTRIBUTlON STATEMENT A. Approved for public release; distribution is unlimited.
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