NF E49-053-1989 气压流体动力.最大工作压力为16巴和25巴(1,6 MPa and 2,5 MPa)的圆筒形快速连接的联结器.插头联结接尺寸
Pneumatic fluid power. Cylindrical quick-action couplings for maximum working pressures of 16 bar and 25 bar (1,6 MPa and 2,5 MPa). Plug connecting dimensions, specifications, application guidelines and testing.