Product Details | VACUUM BREAKING VALVE

4820-00-467-3170 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: 2720042, 4820-00-467-3170, 00-467-3170, 4820004673170, 004673170

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 JUN 1974 00-467-3170

Drawings & Photos | NSN 4820-00-467-3170


Cross Reference | NSN 4820-00-467-3170

Part Number Cage Code Manufacturer
2720042 92003 PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS

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Technical Data | NSN 4820-00-467-3170

Characteristic Specifications
BODY MATERIAL ALUMINUM ALLOY
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL POLYAMIDE NYLON
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE THREADED EXTERNAL TUBE
FIRST END STYLE DESIGNATOR J3 FLARED
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.375 INCHES NOMINAL
FIRST END THREAD CLASS 3A
FIRST END THREAD DIRECTION RIGHT-HAND
FIRST END SEAT ANGLE IN DEG 37.0
FIRST END THREAD SERIES DESIGNATOR UNJ
FIRST END NOMINAL THREAD SIZE 0.562 INCHES
SECOND END RELATIONSHIP WITH FIRST END NOT IDENTICAL
SECOND END CONNECTION TYPE THREADED EXTERNAL TUBE
SECOND END STYLE DESIGNATOR J3 FLARED
SECOND END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES NOMINAL
SECOND END THREAD CLASS 3A
SECOND END THREAD DIRECTION RIGHT-HAND
SECOND END SEAT ANGLE IN DEG 37.0
SECOND END THREAD SERIES DESIGNATOR UNJ
SECOND END NOMINAL THREAD SIZE 0.438 INCHES
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED AIR OR HYDROCARBON FUELS AND OILS
TEMP RATING 135.0 DEG FAHRENHEIT

Restrictions/Controls & Freight Information | NSN 4820-00-467-3170

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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-00-467-3170

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 CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each