Restrictor Check Valve

Model / MPN: 6631-1/4S2-2.0 | NSN: 4820-01-140-3782

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

4820-01-140-3782

Sold in multiples of

1 EA

DEMIL

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Disk Loading Method

Spring

Maximum Operating Temp

225.0 degrees fahrenheit single response

Valve Operation Method

Automatic

Connection Type

Threaded internal pipe 1st end

Mounting Position

Horizontal

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.250 inches 1st end

Material

Stainless steel

Media For Which Designed

Oil, hydraulic single response

Style Designator

Straight thru

Thread Series Designator

Npt 1st end

6631 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

6631-1/4S2-2.0 Cross Reference

787AS274