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Colorflow Check Valve – C Series
*PRODUCT IMAGE IS REPRESENTATIVE PROVIDED BY THE MANUFACTURER. DO NOT MAKE BUYING DECISIONS SOLEY BASED ON THE IMAGE. PLEASE VERIFY SPECIFICATIONS MEET YOUR REQUIREMENTS.
Parker’s C series hydraulic inline are one-way check valves that permit free flow in one direction, and dependable shut-off in the reverse direction.
The C Series Check Valve port options include ISO 6149, NPT, BSPP, BSPT and SAE. Parker offers superior brass, steel and stainless-steel check valves in a wide variety of sizes and ports. The steel C Series Check Valve comes standard with a black oxide finish.
Markets:
• Power Gen
• Machine Tools
• Factory automation
• Vehicle Assembly Facilities
• Molding
• Miscellaneous Industrial
• Miscellaneous Manufacturing
• Oil & Gas
• Machine tools
• Material Handling
• Mining
• Marine
Features/Benefits:
• Soft seat construction for low leakage
• Pressures up to 5,000 PSI
• Available in Brass, Steel and Stainless Steel
• Port sizes from 1/8 up to 2”
Applications:
• Accumulator circuits
• Tank line backpressure
• Power units
• Tank line backpressure
• High low pump circuits
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| Action | SKU | Availability | Price | Flow Rate | Connection Size | Minimum Operating Temperature | Body Material | Actuation Type | Mounting Type | Seal Material | Connection Type | Division | Maximum Operating Temperature | Maximum Operating Pressure | Media | Brand | Function | Configuration | Flow Direction | Maximum Flow Rate | Cracking Pressure | Body Material | Seal Material | Connection Type | Connection Size | Cracking Pressure (psi) | Media | Function | Configuration | Mounting Type | Actuation Type | Flow Direction | Maximum Flow Rate (gpm) | Maximum Operating Temperature | Minimum Operating Temperature | Maximum Operating Pressure |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C400B65 | Backordered | $55.08 | n/a | 1/4 inch | -40 °C | BRASS | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 2000 psi | Hydraulic Fluids | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 65 psi | BRASS | N/A | NPT | 1/4" | 65 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 250 | -40 | 2000 | |
| C400B-V | 18 in stock | $71.60 | 5 g/min | 1/4 inch | -26 °C | BRASS | Mechanical | Inline | Fluorocarbon | NPT | Hydraulic Valve Systems Division | 205 °C | 2000 psi | Hydraulic Fluids | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 5 psi | BRASS | Fluorocarbon | NPT | 1/4" | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 400 | -15 | 2000 | |
| C400S | 812 in stock | $60.59 | n/a | 1/4 inch | -40 °C | Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 250 °F | 5000 psi | Hydraulic | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 5 psi | Steel | Nitrile | NPT | 1/4" | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 250 | -40 | 5000 | |
| C400S10 | Backordered | $177.17 | n/a | Hydraulic Valve Systems Division | Free Flow in one direction shut-off in reverse | Steel | Nitrile | NPT | 1/4" | 10 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 250 | -40 | 5000 | ||||||||||||||||
| C400S20 | Backordered | $60.59 | n/a | 1/4 inch | -40 °C | Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 250 °F | 5000 psi | Hydraulic | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 20 psi | Steel | N/A | NPT | 1/4" | 20 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 250 | -40 | 5000 | |
| C400S65 | 23 in stock | $60.59 | 5 g/min | 1/4 inch | -40 °C | Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 5000 psi | Hydraulic | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 65 psi | Steel | N/A | NPT | 1/4" | 65 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 250 | -40 | 5000 | |
| C400SS | 13 in stock | $155.14 | 5 g/min | 1/4 inch | -40 °C | Stainless Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 5000 psi | Hydraulic Fluids | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 5 psi | Stainless Steel | Nitrile | NPT | 1/4" | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 250 | -40 | 3000 | |
| C400SS65 | Backordered | POR | 5 g/min | 1/4 inch | -40 °C | Stainless Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 250 °F | 5000 psi | Air | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 65 psi | Stainless Steel | N/A | NPT | 1/4" | 65 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 250 | -40 | 3000 | |
| C400S-V | Backordered | $64.26 | 5 g/min | 1/4 inch | -26 °C | Steel | Mechanical | Inline | Fluorocarbon | NPT | Hydraulic Valve Systems Division | 400 °F | 5000 psi | Hydraulic | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 5 psi | Steel | Fluorocarbon | NPT | 1/4" | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 400 | -15 | 5000 | |
| C420S | Backordered | POR | 5 g/min | 4.0 mm SAE | -40 °C | Steel | Mechanical | Inline | Nitrile | SAE | Hydraulic Valve Systems Division | 250 °F | 5000 psi | Hydraulic | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 19 L/min | 5 psi | Steel | Nitrile | SAE | #4 | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 5 | 250 | -40 | 5000 | |
| C600B | 464 in stock | $72.52 | n/a | 3/8 inch | -40 °F | BRASS | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 2000 psi | Air | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 30 L/min | 5 psi | BRASS | Nitrile | NPT | 3/8 | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 2000 | |
| C600B10 | Backordered | $97.31 | n/a | Hydraulic Valve Systems Division | Free Flow in one direction shut-off in reverse | BRASS | Nitrile | NPT | 3/8 | 10 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 2000 | ||||||||||||||||
| C600B20 | 1 in stock | $72.52 | 8 g/min | 3/8 inch | -40 °C | BRASS | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 2000 psi | Air | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 30 L/min | 20 psi | BRASS | N/A | NPT | 3/8 | 20 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 2000 | |
| C600B65 | Backordered | $72.52 | 8 g/min | 3/8 inch | -40 °C | BRASS | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 250 °F | 2000 psi | Water | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 30 L/min | 65 psi | BRASS | N/A | NPT | 3/8 | 65 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 2000 | |
| C600B-V | Backordered | $80.78 | n/a | 3/8 inch | -26 °C | BRASS | Mechanical | Inline | Fluorocarbon | NPT | Hydraulic Valve Systems Division | 400 °F | 2000 psi | Air | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 30 L/min | 5 psi | BRASS | Fluorocarbon | NPT | 3/8 | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 400 | -15 | 2000 | |
| C600S | 445 in stock | $67.93 | n/a | 3/8 inch | -40 °C | Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 5000 psi | Hydraulic | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 30 L/min | 5 psi | Steel | Nitrile | NPT | 3/8 | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 5000 | |
| C600S10 | Backordered | $71.60 | n/a | Hydraulic Valve Systems Division | Free Flow in one direction shut-off in reverse | Steel | Nitrile | NPT | 3/8 | 10 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 5000 | ||||||||||||||||
| C600S20 | 30 in stock | $67.93 | n/a | 3/8 inch | -40 °F | Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 5000 psi | Hydraulic | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 30 L/min | 20 psi | Steel | N/A | NPT | 3/8 | 20 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 5000 | |
| C600S65 | 49 in stock | $67.93 | 8 g/min | 3/8 inch | -40 °C | Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 5000 psi | Hydraulic | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 30 L/min | 65 psi | Steel | N/A | NPT | 3/8 | 65 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 5000 | |
| C600SS | 8 in stock | $186.35 | n/a | 3/8 inch | -40 °C | Stainless Steel | Mechanical | Inline | Nitrile | NPT | Hydraulic Valve Systems Division | 121 °C | 5000 psi | Hydraulic Fluids | Colorflow | Mechanical | Inline | Free Flow in one direction shut-off in reverse | 30 L/min | 5 psi | Stainless Steel | Nitrile | NPT | 3/8 | 5 | Hydraulic Oil | Check | In-line | In-line | Mechnical | Free Flow in one Direction | 8 | 250 | -40 | 3000 |
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