Coupling Identification
There are five coupling systems generally used for hydraulic connections today. There are identified geographically or by country as:
This section lists the origin and coupling style found in each country. Brief descriptions and dimensional data follows each coupling style.
Thread Charts.JIC-SAE.Metric/International
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SAE J514 Working Pressure Ratings
SAE J1453 Working,Proof & Minimum Pressures
SAE J518 Maximum Working Pressure