QUICK COUPLER

QUICK COUPLER

NOSE PIECE ASSEMBLY

NOSE PIECE ASSEMBLY

BODY ASSEMBLY

HO series unvalved coupler with locking sleeve
Availability: In stock
SKU
HO-251-4FP
Lead Time
6
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
More Information
Maximum Operating Pressure 15000.0
Division Quick Coupling Division
Application High Flow, Hydraulic, High Pressure
Maximum Operating Temperature 250.0 °F
Minimum Operating Temperature -40.0 °F
Product Type Manual Connect
Body Material Steel
Connection Thread Size 1/4"-18
Connection Type Female NPTF
Body Size 1/4 inch
Seal Material Nitrile with PTFE backup
Flow Rate 3.0 gal/min
Plating Type Electroless nickel
Coupling Half Female Coupler
Valve Type Unvalved
Hex Size 0.94 inch
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