Product Details | STEAM AIR VENTING VALVE

4520-00-052-3111 An automatic valve designed to relieve, automatically, accumulated air in various types of steam heating systems.

Part Alternates: 4520-00-052-3111, 00-052-3111, 4520000523111, 000523111

Plumbing, Heating, and Waste Disposal Equipment | Space and Water Heating Equipment

Supply Group (FSG) NSN Assign. NIIN
45 01 JAN 1963 00-052-3111

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Technical Data | NSN 4520-00-052-3111

Characteristic Specifications
VALVE CONNECTION SIZE 0.750 INCHES
VALVE TYPE QUICK AIR VENT
MAXIMUM OPERATING PRESSURE 250.0 POUNDS PER SQUARE INCH
VALVE WATER PRESSURE POSITION CLOSED
VALVE AIR RETURN PREVENTION REQUIRED
VALVE SHAPE ANGLED
MATERIAL PHOSPHOR BRONZE

Restrictions/Controls & Freight Information | NSN 4520-00-052-3111

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information