NPFC - MIL-DTL-23953
VALVES, COMBINED VENT-CHECK, FOR SUBMARINE MBT BLOW LINES (SIZES 2.00 AND 2.50 INCHES)
| Organization: | NPFC |
| Publication Date: | 11 February 2014 |
| Status: | active |
| Page Count: | 10 |
scope:
This specification covers the construction, testing, and operation of combined vent-check valves with a nominal pressure seating of 4,500 pounds per square inch gage (psig), for use in submarine main ballast tank (MBT) high-pressure air blow lines (sizes 2.00 and 2.50 inches).
intended Use:
The vent-check valves specified herein are intended for installation in submarine main ballast tank (MBT) high-pressure air blow lines.
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