ISO 15136-1:2009 provides requirements for the design, design verification and validation, manufacturing and data control, performance ratings, functional evaluation, repair, handling and storage of progressing cavity pumps for use in the petroleum and natural gas industry. ISO 15136-1:2009 is applicable to those products meeting the definition of progressing cavity pumps (PCP) included herein.Connections to the drive string and tubulars are not covered in ISO 15136-1:2009.ISO 15136-1:2009 establishes requirements for characterization and testing of stator elastomer material, design validation and functional evaluation and provides information for PCP elastomer selection and testing, installation, start-up and operation guidelines, equipment selection and application guidelines, functional specification form, used pump evaluation, drive string selection and use, repair and reconditioning procedures and auxiliary equipment.Equipment not covered by the requirements of ISO 15136-1:2009 includes bottom-drive systems except for the PCP components, drive-string components and auxiliary equipment such as tag bars, gas separators and torque anchors.