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National Stock Number:
4210-00-391-9371
Federal Supply Class:
4210
National Item Identification Number:
003919371
Description:
VALVE,CONTROL,AUTOMATIC SPRINKLE
Detail:
A DEVICE DESIGNED FOR INSTALLATION IN THE MAIN RISER OF A DRY OR EMPTY PIPE AUTOMATIC SPRINKLER SYSTEM AND HELD CLOSED BY SPRING FORCE, AIR, OR WATER PRESSURE. WATER IS AUTOMATICALLY RELEASED TO THE SPRINKLER SYSTEM EITHER BY RELEASING OR LOWERING THE PRESSURE BEYOND THE MINIMUM REQUIREMENT OR ADMITTING AND INCREASING THE PRESSURE TO OVERCOME THE SPRING FORCE.
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Manufacturer Information:
| 3605F | 04537 | ATWOOD & MORRILL CO. INC. DBA WEIR VALVES AND CONTROLS USA | | S4824H3124341 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| END CONNECTION QUANTITY | 2 | | BODY STYLE | STRAIGHT THRU | | BONNET TYPE | INSIDE SPRING | | BONNET ATTACHMENT METHOD | BOLTED | | FURNISHED ITEMS | TEST ATTACHMENT AND EMERGENCY MANUAL OPERATING DEVICE | | FACE TO FACE DISTANCE | 13.000 INCHES NOMINAL | | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE | | FIRST END FLANGE OUTSIDE DIAMETER | 6.625 INCHES NOMINAL | | FIRST END FLANGE SHAPE STYLE | ROUND W/O BOLT HOLES | | FIRST END FLANGE THICKNESS | 0.625 INCHES NOMINAL | | FIRST END STYLE DESIGNATOR | PLAIN | | FLOW CONTROL DEVICE | DISK, FLAT | | MAXIMUM OPERATING PRESSURE | 150.0 POUNDS PER SQUARE INCH | | MEDIA FOR WHICH DESIGNED | WATER, FRESH | | RENEWABLE SEAT RING TYPE | BONDED | | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL | | SPRINKLER SYSTEM FOR WHICH DESIGNED | DRY PIPE | | STEM MATERIAL | NICKEL ALLOY | | STEM MOVEMENT DIRECTION | ASCENDING | | VALVE OPERATION METHOD | PISTON |
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