That box of assorted rubber O-rings under the workbench in your shop might supply the cure to leaky hydraulic connections, or it might just interrupt the leak for a day or two. Flat-face hydraulic ...

O-rings and guide rings are both used on hydraulic cylinders, but they handle different tasks. O-rings are often the first choice for engineers because of their flexibility and performance in static ...

WEST JORDAN, Utah — The American space program needed big rubber rings. The subcontractor that won the job was called HydraPak Seals – a Salt Lake City company that made seals for industrial equipment ...

For more than 60 years, engineers specifying seals and customers using them have accepted the arbitrary rule that the maximum amount O-rings will swell in most applications is a 25% change in volume.

Nothing beats the feeling of rolling a Dodge Ram pickup with a freshly compound-turbocharged Cummins diesel engine out of the shop and onto the street for the first time and experiencing the reward ...

Whether or not WD-40 will keep your chain’s O-rings happy or ruin them is one of the most controversial topics in motorcycle maintenance. Check any web forum and there’s bound to be a 30-page debate ...