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Bifold Model CPR - Captive Pressure Relief Valves

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Model Number: CPR

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Type: Captive Pressure Relief Valve – direct-acting safety relief
Port sizes: 1/4″, 3/8″, 1/2″ NPT (depending on model)
Pressure range: ~0.5 bar to 8 bar (user-specified set points)
Body material: 316L stainless steel (corrosion-resistant)
Seal material options: Viton (standard), others available for chemical compatibility
Operating media: Filtered air or inert gas (pneumatic systems)
Temperature range: Approximately −20 °C to +180 °C with Viton seals
Function: Protects pneumatic systems from over-pressure by venting excess pressure at set point
Adjustment: Precision adjustment for reliable relief settings
Applications: Pneumatic circuits, instrument systems, low-pressure safety protection

Part Number

Description

Price

Quantity

CPR-04-V-PR4.5

CPR-04-V-PR4.5 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1/4 inch NPT, Seal Material: Viton, Relief Setting: 4.5 bar relief setting,

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CPR-04-V-PR5.0

CPR-04-V-PR5.0 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1/4 inch NPT, Seal Material: Viton, Relief Setting: 5.0 bar relief setting,

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CPR-04-V-PR6.0

CPR-04-V-PR6.0 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1/4 inch NPT, Seal Material: Viton, Relief Setting: 6.0 bar relief setting,

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CPR-04-V-PR8.5

CPR-04-V-PR8.5 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1/4 inch NPT, Seal Material: Viton, Relief Setting: 8.5 bar relief setting,

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CPR-06-V-PR7.0

CPR-06-V-PR7.0 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 3/8 inch NPT, Seal Material: Viton, Relief Setting: 7.0 bar relief setting,

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CPR-08-V-PR5.2

CPR-08-V-PR5.2 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1/2 inch NPT, Seal Material: Viton, Relief Setting: 5.2 bar relief setting,

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CPR-08-V-PR5.5

CPR-08-V-PR5.5 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1/2 inch NPT, Seal Material: Viton, Relief Setting: 5.5 bar relief setting,

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CPR-12-V-PR10.0

CPR-12-V-PR10.0 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 3/4 inch NPT, Seal Material: Viton, Relief Setting: 10.0 bar relief setting,

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CPR-12-V-PR5.2

CPR-12-V-PR5.2 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 3/4 inch NPT, Seal Material: Viton, Relief Setting: 5.2 bar relief setting,

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CPR-12-V-PR6.5

CPR-12-V-PR6.5 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 3/4 inch NPT, Seal Material: Viton, Relief Setting: 6.5 bar relief setting,

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CPR-12-V-PR7.0

CPR-12-V-PR7.0 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 3/4 inch NPT, Seal Material: Viton, Relief Setting: 7.0 bar relief setting,

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CPR-12-V-PR8.0

CPR-12-V-PR8.0 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 3/4 inch NPT, Seal Material: Viton, Relief Setting: 8.0 bar relief setting,

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CPR-16-V-PR6.9

CPR-16-V-PR6.9 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1 inch NPT, Seal Material: Viton, Relief Setting: 6.9 bar relief setting,

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CPR-16-V-PR7.0

CPR-16-V-PR7.0 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1 inch NPT, Seal Material: Viton, Relief Setting: 7.0 bar relief setting,

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CPR-16-V-PR8.0

CPR-16-V-PR8.0 - Model Code: Stainless Steel Captive Pressure Relief, Port Size: 1 inch NPT, Seal Material: Viton, Relief Setting: 8.0 bar relief setting,

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