Spring, Helical, Compression, New 5360-01-300-6489 CJ66A0160 GLCC 30 ton jack

Listing is for (1) one Spring, Helical, Compression. Three are available. All are new in sealed packages. Measures 11" high x 2" wide. Weighs about 2 lbs, 11 oz. Made by Columbus Jack Corporation I don't know much about these, seems to be for aircraft or heavy equipment. One of the packages has this written in the Nomenclature box : GLCC 30 ton jack 5360-01-300-6489 An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) US shipping only, no overseas or international sales. Any purchase by a non-US account will be cancelled and a 25% restocking fee will be assessed to cover relisting time.