Product Details | VACUUM BREAKING VALVE

4820-00-203-2727 An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also VALVE, VACUUM REGULATING.

Part Alternates: NMP169, 4820-00-203-2727, 00-203-2727, 4820002032727, 002032727

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-203-2727

Drawings & Photos | NSN 4820-00-203-2727


Cross Reference | NSN 4820-00-203-2727

Part Number Cage Code Manufacturer
NMP169 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP169 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
NMP169 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV

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Technical Data | NSN 4820-00-203-2727

Characteristic Specifications
BODY STYLE B1 SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL BRONZE
SEAT MATERIAL BRONZE
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL STEEL, CORROSION RESISTING
END CONNECTION QUANTITY 1
FIRST END CONNECTION TYPE THREADED EXTERNAL PIPE
FIRST END STYLE DESIGNATOR J6 PLAIN
FIRST END NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED STEAM
TEMP RATING NOT RATED
ABSOLUTE PRESSURE SETTING 14.0
ABSOLUTE PRESSURE RANGE 1.0 TO 10.0

Restrictions/Controls & Freight Information | NSN 4820-00-203-2727

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-00-203-2727

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each