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Worldwide distributor of NSN parts and consumables located in the USA.

Restrictor Check Valve

Model / MPN: 6124-1 | NSN: 4820-00-574-5636
ITAR Registered seal

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.

Product Details
NATO Stock Number
4820-00-574-5636
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3b 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Disk Loading Method
Spring
Maximum Operating Temp
275.0 degrees fahrenheit single response
Connection Style
Gasket seal (boss) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 1st end
Mounting Position
Horizontal or vertical
Thready Qty Per Inch (tpi)
20 1st end
Maximum Operating Pressure
3000.0 pounds per square inch single response
Thread Size
0.437 inches 1st end
Outside Diameter Tube Accommodated
0.250 inches 1st end
Material
Aluminum alloy 7075 body
Material
Aluminum alloy 7075 flow control device
Material
Rubber synthetic packing
Media For Which Designed
Oil, hydraulic single response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2 military specification single treatment response
Style Designator
Straight thru
Test Data Document
26512-a51dcvbh027 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Thread Series Designator
Unjf 1st end
Furnished Items And Quantity
1 adapter

Pricing and Availability

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6124-1 Cross Reference
  • A51H9085-3
  • A51H9085-3