NSN 4820-00-003-9553
Restrictor Valve
About this product
Between 0.099 inches and unable to decode unable to decode, poppet flow control device, spring disk loading method, connection style: flareless 2nd end.
Manufacturer part number 4G14390-101A for national stock number 4820000039553.
Datasheet
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Product description
Restrictor Check Valve NSN 4820-00-003-9553.
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MPN or Model
4G14390-101A
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Schedule B
8481.30.2090 (Check valves of steel) -
NMF (National Motor Freight)
051080 - Faucets, Bibcocks, Gates Valves -
Unit Weight (Est.)
0.2 lb -
Thread Class
3a 1st end -
Thread Direction
Right-hand 1st end -
Unable To Decode
Between 0.099 inches and unable to decode -
Flow Control Device
Poppet -
Disk Loading Method
Spring -
Maximum Operating Temp
250.0 degrees fahrenheit single response -
Connection Style
Flareless 2nd end -
Valve Operation Method
Automatic -
Connection Type
Threaded external tube 2nd end -
Mounting Position
Horizontal or vertical -
Thready Qty Per Inch (tpi)
18 2nd end -
Maximum Operating Pressure
3000.0 pounds per square inch single response -
Thread Size
0.750 inches 1st end -
Seat Angle
12.0 degrees 2nd end -
Outside Diameter Tube Accommodated
0.500 inches 1st end -
Material
Stainless steel seat -
Media For Which Designed
Oil, hydraulic single response -
Style Designator
Straight thru -
Thread Series Designator
Unjf 1st end
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Restrictor Check Valve
A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

Pricing and Availability
Get a quote for 4820-00-003-9553 restrictor check valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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4G14390-101A | Lockheed Martin Corporation |
Stock Check

Availability for this item was last checked on 01/30/23.
The quantities and conditions available at the time were:
- NE: 1