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National Stock Number:
4820-01-478-1384
Federal Supply Class:
4820
National Item Identification Number:
014781384
Description:
VALVE,REGULATING,SYSTEM PRESSURE
Detail:
A VALUE DESIGNED TO AUTOMATICALLY MAINTAIN WITHIN CLOSE LIMITS A PREDETERMINED PRESSURE WITHIN A CLOSED SYSTEM REGARDLESS OF THE HIGHER FLUCTUATING OR CONSTANT INLET PRESSURE. THE EXCESS PRESSURE IS BY-PASSED TO THE ACCUMULATOR OR RESERVOIR IN LIEU OF PASSING THROUGH THE ENTIRE SYSTEM. IT IS DESIGNED PRIMARILY FOR USE IN REFRIGERATION AND AIR CONDITIONING SYSTEMS. EXCLUDES VALVE, REGULATING, FLUID PRESSURE AND VALVE, CALIBRATED FLOW.
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Manufacturer Information:
| 7-511A21524 | 8V613 | THE BOEING COMPANY | | 7-511A21524-3 | 8B613 | INFOTRAN INC | | E131024000-01 | 01359 | TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. | | E131024000-1 | 01359 | TRIUMPH THERMAL SYSTEMS - MARYLAND, INC. | | 7-511A21524-3 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| END CONNECTION QUANTITY | 3 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE-HEAD PRESSURE CONTROL | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | SIMILAR TO 4820-01-426-0428. REVISION C OF DRAWING, DATED 9 MARCH 1999, ADDS THIS ITEM. NOTE 22 STATES: "BOND CHARGING TUBE TO POWER HEAD WITH STRUCTURAL ADHESIVE COMPOUND LOCTITE COLD WELD 14600 OR EQUIVALENT. (FOR -3 ONLY)" |
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