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National Stock Number:
4820-01-496-3139
Federal Supply Class:
4820
National Item Identification Number:
014963139
Description:
VALVE,STOP AND STOP CHECK
Detail:
A COMBINATION OF TWO VALVES, ONE A STOP VALVE, THE OTHER A STOP CHECK VALVE, EITHER IN THE SAME BODY, OR IN SEPARATE BODIES BOLTED TOGETHER, USED TO CONTROL THE ADMISSION OF FEED WATER TO A BOILER, TO PREVENT THE RETURN OF WATER OR STEAM FROM THE BOILER, AND TO PROVIDE A MEANS OF SHUTTING OFF THE FEED LINE BETWEEN THE STOP CHECK VALVE AND THE STEAM DRUM OR ECONOMIZER.
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Manufacturer Information:
| 803-5959306-T-121 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-5959306-T-121L1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS |
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