Caterpillar Inc.

Donald A Fuller

Gregory W Hefler

Michael C Long

Senthilkumar Rajagopalan

A check valve for use with a pump is disclosed. The check valve may have a body at least partially defining a central bore with an open end and a closed end, and a spring guide separate from the body and disposed within the closed end of the central bore. The check valve may also have a spring located within the central bore and having a first end operatively engaged with the spring guide, and a valve element operatively engaged with a second end of the spring and being movable by a pressure differential to compress the spring. The spring guide may be moveable relative to the body.

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Peoria, IL, United States of America

Donald A Fuller