Shop IMI Norgren Excelon Modular V72G/V74G Relief Valves

The IMI Norgren V72G/V74G Excelon Modular Pressure Relief Valve is designed to safeguard pneumatic systems from damage caused by excessive pressure buildup. Its Excelon® design allows for flexible installation options, either in-line or modular with other Excelon® components. Featuring a push-to-lock adjusting knob and tamper-resistant accessories, it ensures ease of use while maintaining secure pressure settings. Ideal for use with compressed air and neutral gases, with a maximum pressure rating of 300 psig (20 bar), this valve offers reliable protection and operational stability in various industrial applications.

For use with:

Working Pressure:

Working Temperature:


 Body Material:

View the Catalog:

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Compressed air, neutral gases

300 psig (20 bar)

(72) -30° to 150°F (-34° to 65°C)

(74) -30° to 175°F (-34° to 80°C)

Zinc Body, Acetal Bonnet, Chloroprene Elastomers, Acetal Bottom Plug
Click HERE to view the IMI Norgren Excelon Relief Valve Catalog
Click HERE to view the entire IMI Norgren V72G Excelon Relief Valve Collection
Click HERE to view the entire IMI Norgren V74G Excelon Relief Valve Collection

V72G Relief Valve

V74G Relief Valve


Shop Excelon V72G/V74G Relief Valves

Click on the model number in the chart below to view that item. 


Excelon V72G Relief Valves

Product SKU Pressure Rating Port Size & Type Pressure Range Lead Time Price
V72G-2AK-NMN 300 1/4" PTF 5 to 150psi 5-7 Days $113.99
V72G-3AK-NMN 300 3/8" PTF 5 to 150psi 5-7 Days $101.99


Excelon V74G Relief Valves

Product SKU Pressure Rating Port Size & Type Pressure Range Lead Time Price
V74G-3AK-NMN 300 3/8" PTF 5 to 150psi 5-7 Days $188.99
V74G-4AK-NMN 300 1/2" PTF 5 to 150psi 5-7 Days $188.99
V74G-6AK-NMN 300 3/4" PTF 5 to 150psi 5-7 Days $188.99


Spare & Related Parts


All spare parts below are designed for use with our V72G or V74G Relief Valves

Sale Off
4368-51 Excelon 74 Series neck mounting bracket
$25.24$36.99
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4348-89 : Norgren Panel Mounting Nut
$8.88$12.99
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4255-51 : Norgren Tamper Resistant Cover & Wire
$14.35$20.99
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4355-51 : Norgren Tamper Resistant Cover & Wire
$22.36$32.99
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4214-51 : Norgren Excelon 72 Series Quikclamp
$13.35$19.99
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4209-03 : Norgren V72 Diaphragm
$21.94$31.99
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4384-700 : Norgren V74G series, service kit
$86.37$125.99

Technical Specs



Still need help? Give us a call at 281.941.2310 or email us at sales@onehydraulics.com for technical support.