Thisstory was updated at 1:04 a.m. EST. NASAdelayed the planned February launch of the shuttle Discovery for the fourthtime late Friday, leaving the space station-bound construction flight in limboas ...

The 5.5 × 12.2-mm IMH shuttle valve has a nondetented, selective design to solve problems with hydraulic isolation in manifolds. This new valve is suitable as a signal for auxiliary functions, such as ...

The Lee Company’s new 250 Inverse Shuttle Valve is the latest addition to Lee’s line of miniature inverse shuttle valves. The poppets in this shuttle valve are designed to allow the lower inlet ...

The Lee Company’s new 281 ES Zero Leak Detented Shuttle Valve is the latest addition to Lee’s line of miniature detented shuttle valves. The seat in this shuttle valve incorporates an elas- tomeric ...

A shut-off valve is defined in ISO 5598 as a "valve whose main function is to prevent flow". Examples are non-return valves, shuttle valves or twin pressure valves. In most circuits they can be ...

A suspect fuel valve on the space shuttle Discovery functioned correctly five times during launch pad tests on Wednesday, NASA said. The results mean there's still a chance that NASA will go ahead ...

NASA has finally settled on a Wednesday night launch for space shuttle Discovery. The flight to the international space station was originally set for mid-February, but was delayed four times because ...