Steel DN 20 hydraulic coupling plug with G 3/4 inch female threads. They are typically used for liquid lines to quickly connect and disconnect secure connections.
The G 3/4 inch female threads allow for it to be threaded onto a matching male threaded part. The maximum operating pressure is 250 bar (3625 psi). The coupling is suitable for temperatures between -25 to 120 °C (-13 to 248 °F). The steel housing has a galvanic zink plated surface protection. The coupling complies with the ISO 7241-1 B standard.
Pros:
- Adheres to ISO 7241-1 B worldwide standard
- They can be combined with other manufacturers, such as Parker, Rectus, Cejn, Stucci, Faster or Snap-Tite
Specifications
Connection size : 3/4 inch
Nominal diameter (mm) : 20
Plug diameter : 31.4 mm
Socket diameter : 52 mm
Connection type : Inner thread cylindrical BSPP-G
Material : Steel
Seal material : NBR (nitrile rubber)
Max pressure at 20 °C (bar) : 250
Min temperature (°C) : -25
Max temperature (°C) : 120
Standard : ISO 7241-1 B
Shape : Plug (male)
Surface protection : Galvanic zink plated
With dust cap : No

![EPDM O-ring 9 x 1.5mm (OD 12mm) 70 Shore A [50 Pieces]](https://www.drillforgepro24.com/wp-content/uploads/2026/06/or.19a44f36_5ce887fc-0734-4905-b97e-6b06af60e1f7.webp)
![NBR O-ring 74.3 x 2.62mm (OD 79.54mm) 70 Shore A [20 Pieces]](https://www.drillforgepro24.com/wp-content/uploads/2026/06/or.19a44f36_7c518be1-35d4-4b10-bd38-eb392929e11c.webp)
![FKM O-ring 6.5 x 2mm (OD 10.5mm) 80 Shore A [50 Pieces]](https://www.drillforgepro24.com/wp-content/uploads/2026/06/or.19a44f36_5980b554-225c-4f32-802e-97e3c68db32f.webp)
![FKM O-ring 7.5 x 1.8mm (OD 11.1mm) 80 Shore A [50 Pieces]](https://www.drillforgepro24.com/wp-content/uploads/2026/06/or.19a44f36_229d3071-7764-4f0a-bfd3-1ca35dc0cfda.webp)
Reviews
There are no reviews yet.