Product Details | VACUUM BREAKING VALVE

4820-00-288-6953 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: AA320PC24, R14471, R144-71, 4820-00-288-6953, 00-288-6953, 4820002886953, 002886953

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-288-6953

Drawings & Photos | NSN 4820-00-288-6953


Cross Reference | NSN 4820-00-288-6953

Part Number Cage Code Manufacturer
AA320PC24 42280 NASH ENGINEERING COMPANY INC THE
R144-71 63857 WARREN PUMPS LLC

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Technical Data | NSN 4820-00-288-6953

Characteristic Specifications
BODY STYLE B1 SINGLE CONNECTION, STRAIGHT FLOW
BODY MATERIAL BRONZE
SEAT MATERIAL BRONZE
FLOW CONTROL DEVICE ANY ACCEPTABLE
FLOW CONTROL DEVICE MATERIAL ANY ACCEPTABLE
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 AIR
TEMP RATING NOT RATED
ABSOLUTE PRESSURE RANGE 2.0 TO 7.0

Restrictions/Controls & Freight Information | NSN 4820-00-288-6953

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:AItem does not contain precious metal
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 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4820-00-288-6953

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
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