The NRV check valve has a compact and sturdy design, usually made of aluminum, brass, or stainless steel. It allows fluid or air to flow in one direction only, preventing back-flow and protecting the system.
This NRV check valve is lightweight, easy to install, and maintenance-free. It is widely used in pneumatic systems, water pumps, air compressors, and automation equipment, wherever back-flow prevention is needed.
NRV one-way valve Product Features
1.Available in many port sizes: 1/8", 1/4", 3/8", 1/2", 3/4", and 1".
2.Allows fluid to flow in only one direction.
3.Prevents back-flow caused by sudden pressure drop or lower air consumption.
4.Has a large effective flow area.
5.The spool is made of POM, the valve core is sealed with rubber, and the design is compact.
NRV non-return valve symbol
Ordering Code
NRV
_
08
Model
Port size:
thread type
NRV:check valve
06:G1/8
Blank:Standard
08:G1/4
G:G
10:G3/8
T:NPT
15:G1/2
20:G3/4
25:1.
model
NRV06
NRV08
NRV10
NRV15
NRV20
NRV25
fluid
Air (filtered by 40 μm or above filter)
port size
G1/8
G1/4
G3/8
G1/2
G3/4
G1
orifice size mm ²
18(1.0)
27(1.5)
60(3.33)
73(4.06)
230(12.78)
260(14.44)
Pressure range
0.02-1.0MPA(2.9-145psi)
Proof pressure
1.5MPa (215psi)
temperature
‘-20-70 ℃
Body Material
Aluminum Alloy
FAQs:
Q: Which products can OLK NRV check valve replace?
A: OLK NRV check valve can replace AIRTAC NRV series solenoid valves with the same function and similar specifications.
Hot Tags: NRV Check Valve, China, Manufacturer, Supplier, Factory
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