Spring OST 108.764.01-80 No. 3 for pipeline systems: drilling rig lines, field pipeline support, in high-pressure pipelines, in pumping and compressor equipment. The springs are designed to compensate for thermal deformations, vibration and dynamic loads. Ensures the stability and safe operation of pipelines in conditions of extreme temperatures and aggressive environments. The production meets the requirements of the interstate standard OST 108.764.01-80.