Threaded Check Valves - Series RK, RB | #RK3


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Threaded Check Valves - Series RK, RB | #RK3

The screwable check valves series RK and RB are designed to go into simple, threaded cavities. They block the flow in one direction and open in the opposite direction.


Technical Specifications

  • Thread Size: G1/2A
  • Maximum Flow Rate: 80 l/min
  • Configuration: Mounted in the blocked direction
  • Product Series: Check valve
  • Actuation Type: Mechanical
  • Mounting Type: Screw-in mounting
  • Mounting Position: Unrestricted
  • Configuration: Mounted in the blocked direction
  • Connection Type: Thread (DIN ISO 228/1)
  • Connection Size: G1/2A
  • Maximum Operating Pressure: 500 bar
  • Cracking Pressure: 0.25 bar
  • Maximum Flow Rate: 80 L/min
  • Flow Direction: N/A
  • Maximum Operating Temperature: 60 °C
  • Minimum Operating Temperature: -20 °C
  • Seal Material: NBR
  • Body Material: Steel
  • Weight: 20 g
Safety Warning

Item Information

Parker's very robust check valves series RK and RB ensure a reliable operation even at high operating pressures (up to 700 bar). They are designed to be screwed into simple, threaded cavities. The connection is O-ring sealed on the 118° shoulder in the mounting cavity. The valve body is supplied as a unit, with a spring loaded, hardened and polished semisphere of stainless bearing steel inside. The seat is also hardened and ground.

Markets:
• Industrial

Features/Benefits:
• Proven, solid design - very good wear behaviour
• Zero leakage in closed position - ensures reliable operation
• Short delivery time - no warehousing necessary
• Two variations:
  - RK: mounted in the blocked direction
  - RB: mounted in open flow direction

Applications:
• Suitable for general hydraulic applications

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South Africa Headoffice

Parker Hannifin (Africa) Pty LTD

Sales Company South Africa

10 Berne Avenue

Aeroport

Kempton Park

Gauteng

South Africa

1620

Phone

0027 11 961 0700

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