NSN 4820-01-078-4788
Breather Valve
Steel body material, 45.0 pounds per square inch maximum operating pressure, straight thru body style, media for which designed: gas.
Manufacturer part number 1853332 for national stock number 4820010784788.
Datasheet
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Product description
Gaseous Products Pressure Equalizing Valve NSN 4820-01-078-4788.
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MPN or Model
1853332
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Schedule B
8481.80.9050 (Other taps, cocks, valves, etc., nesoi) -
NMF (National Motor Freight)
051080 - Faucets, Bibcocks, Gates Valves -
Unit Weight (Est.)
0.1 lb -
Body Material
Steel -
Maximum Operating Pressure
45.0 pounds per square inch -
Body Style
Straight thru -
Media For Which Designed
Gas -
First End Connection Type
Threaded external tube -
First End Style Designator
Flared -
First End Outside Diameter Tube Accommodated
0.500 inches -
First End Thread Direction
Right-hand -
Second End Relationship With First End
Not identical -
Second End Connection Type
Unthreaded internal hose -
Second End Style Designator
Hose socket -
Err Default
Err default -
Err Default
Err default and err default -
Flow Control Device
Needle -
End Connection Quantity
2 -
First End Thread Pitch Diameters
+0.5976/+0.5978 inches -
Valve Venting Design Type
Atmospheric -
Valve Relief Design Type
Pressure and vacuum -
End Application
Used on master gyro compass mk 27 mod 1 system onboard various coast guard vessels -
First End Thread Series Designator
Unef -
First End Thread Size
0.625 inches -
First End Thread Tolerance Class
3a external
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A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.
Pricing and Availability
Get a quote for 4820-01-078-4788 gaseous products pressure equalizing valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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1853332 | Northrop Grumman Systems Corporation |