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National Stock Number:
4820-01-346-1697
Federal Supply Class:
4820
National Item Identification Number:
013461697
Description:
VALVE,RELIEF,PRESSURE AND TEMPER
Detail:
A VALVE DESIGNED TO RELEASE UNDER EXCESSIVE PRESSURE AND/OR EXCESSIVE TEMPERATURE BY OPENING AT A PREDETERMINED PRESSURE AND/OR TEMPERATURE. THERMOSTATICALLY OPERATED VALVES CLOSE WHEN THE PRESSURE IS RELIEVED OR THE TEMPERATURE IS REDUCED. FUSIBLE PLUG VALVES REQUIRE REPLACEMENT OF THE PLUG. SEE ALSO VALVE, SAFETY RELIEF AND VALVE, REGULATING. TEMPERATURE.
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Manufacturer Information:
| 845-6556172 ITEM 1 MOD | 53711 | NAVAL SEA SYSTEMS COMMAND | | 845-6556172 ITEM 1 MODL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 845-6556172 ITEM 1 MODSS | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 845-6556172-1 MOD | 53711 | NAVAL SEA SYSTEMS COMMAND | | 845-6556172-1 MODL1 | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | | 845-6556172-1 MODSS | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS | | CRITICALITY CODE JUSTIFICATION | ZZZY | | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.120 INCHES NOMINAL | | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS | | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.500 INCHES NOMINAL | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
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