4A-CO4L-5-V-SS Parker CO-Series O-Ring Poppet Check Valve

4A-CO4L-5-V-SS
$121.06 / Each
  • Max. Temperature: 400°F
  • Seat Material: Fluorocarbon
  • End 1 Type: Double Ferrule Compression
  • End 2 Size: 1/4 in.
  • End 2 Type: Double Ferrule Compression
Parker A-lok CO-Series O-Ring Poppet Check Valve, 316 SS body, 1/4" double ferrule tube fitting ends, 5 psig crack pressure, fluorocarbon rubber seal
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Product Description

The Parker CO-Series check valve is designed for positive unidirectional flow control of liquid and gases requiring high integrity sealing and reseating performance. This check valve features seal integrity tested up to 4 x 10(-9) std atm cc/sec across the seat and to atmosphere (fluorocarbon rubber seals). The CO-Series check valve incorporates an o-ring poppet design that provides a repeatable high integrity seal and accurate cracking pressures.

  • Eight cracking pressure choices from 1/3 to 100 psi
  • Variety of seal materials
  • Back stopped poppet minimizes spring stress
  • 316 stainless steel construction standard

Dimension Drawing