High Pressure, High Flow, Steel Quick Couplings with Sleeve Lock - HO Series | #HO-251-4FP


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HO-251-4FP
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High Pressure, High Flow, Steel Quick Couplings with Sleeve Lock - HO Series | #HO-251-4FP

HO series unvalved coupler with locking sleeve


Technical Specifications

  • Coupling Half: Female Coupler
  • Maximum Operating Pressure: 15000.0
  • Connection Type: Female NPTF
  • Connection Thread Size: 1/4 - 18
  • Application: Hydraulic, high pressure, high flow
  • Maximum Operating Temperature: 250.0 °F
  • Product Type: Manual Connect
  • Minimum Operating Temperature: -40.0 °F
  • Valve Type: Unvalved
  • Flow Rate: 3.0 gal/min
  • Body Size: 1/4 inch
  • Body Material: Steel
  • Hex Size: 0.94 inch
  • Seal Material: Nitrile with PTFE backup
  • Plating Type: Electroless nickel
Safety Warning

Item Information

HO Series Couplers (hydraulic) up to 15,000 psi connect with HO Series Nipples.
Parker's HO Series are high pressure, steel, high flow quick couplings with manual sleeves. Couplers and nipples are unvalved, resulting in straight through, unrestricted flow. Electroless nickel plating provides corrosion resistance and sleeve lock guards against accidental disconnection.

Technical Characteristics:
• Sizes: 1/4”, 3/8", 1/2”
• Material: Steel with electroless nickel plating
• Port Ends: Female NPTF
• Seal Options: Nitrile, EPR, Fluorocarbon, Neoprene

Markets:  
• Pulp and paper
• Oil and gas
• Testing

Features/Benefits:
• Sleeve lock guards against accidental disconnection
• Straight through, unvalved design provides full flow with minimal pressure drop
• Electroless nickel plating adds corrosion resistance

Applications:  
• Paper and pulp processing
• Refinery systems
• Testing systems

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Local Contact

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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