Product Details | VACUUM BREAKING VALVE

4820-01-425-3838 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: 1810101, 18-101-01, 3810101, 38-101-01, 4820-01-425-3838, 01-425-3838, 4820014253838, 014253838

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 20 FEB 1996 01-425-3838

Drawings & Photos | NSN 4820-01-425-3838


Demand History | NSN 4820-01-425-3838

Part Number Request Date QTY Origin
4820-01-425-3838 2011-05-121 8 DIBBS

Cross Reference | NSN 4820-01-425-3838

Part Number Cage Code Manufacturer
18-101-01 72219 CONBRACO INDUSTRIES INC
38-101-01 72219 CONBRACO INDUSTRIES INC

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Technical Data | NSN 4820-01-425-3838

Characteristic Specifications
BODY STYLE A7 ANGLE
BODY MATERIAL BRASS
FLOW CONTROL DEVICE DISK, BOTTOM GUIDED
FLOW CONTROL DEVICE MATERIAL SILICONE
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR G11 PLAIN
FIRST END NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
FIRST END THREAD SERIES DESIGNATOR NPTF
FIRST END NOMINAL THREAD SIZE 0.250 INCHES
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED WATER, FRESH
TEMP RATING 212.0 DEG FAHRENHEIT
ABSOLUTE PRESSURE SETTING 125.0
III END ITEM IDENTIFICATION CONBRACO VACUUM BREAKER SERIES 38

Restrictions/Controls & Freight Information | NSN 4820-01-425-3838

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 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 4820-01-425-3838

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each