CEJN® Series 125 Couplings - Industrial Ancillaries

CEJN® Series 125 Couplings

  • Series 125 is a CEJN original with extremely small outside dimensions and a patented seal design. Non-drip connection and disconnection are standard on the CEJN High-Pressure range. All exposed components are made of zinc-plated steel. Plastic dust caps are standard on both coupling and nipple. The range is primarily recommended for bolt tensioners, bearing pullers, etc.

Technical Data Summary
Specification Details  
Nominal Flow Diameter 2.5mm
Coupling Material Hardened, zinc chromate plated steel
Nipple Material Hardened, zinc chromate plated steel
Maximum Working Pressure  
200.0 MPa
Minimum Burst Pressure  
400.0 MPa
Standard Flow Rate  
5.8 l/min (1.3 GPM UK)
Temperature Range  
  -30°C to +100°C (-22°F to +212°F)


  • Flow capacity is measured at 0.4 MPa pressure drop.
  • Please Note: Avoid loading the nipple while disconnected. Dynamic load on nipple while disconnected may lead to seal damage.

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