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National Stock Number: 4520-00-052-3112
Federal Supply Class: 4520
National Item Identification Number: 000523112
Description: VALVE,AIR VENTING,STEAM
Detail: AN AUTOMATIC VALVE DESIGNED TO RELIEVE, AUTOMATICALLY, ACCUMULATED AIR IN VARIOUS TYPES OF STEAM HEATING SYSTEMS.
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Techincal Specification:
MAXIMUM OPERATING PRESSURE | 255.0 POUNDS PER SQUARE INCH | MATERIAL | COPPER ALLOY 511 | VALVE WATER PRESSURE POSITION | CLOSED | VALVE AIR RETURN PREVENTION | REQUIRED | VALVE SHAPE | ANGLED | VALVE CONNECTION SIZE | 0.500 INCHES | VALVE TYPE | QUICK AIR VENT |
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