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About This Item


Full Description

This recommended practice (RP) provides a reference or guide for the design, manufacture, and installation of guards for moving parts on pumping units. It is based on knowledge and experience gained through the application of guards for pumping units by the production segment of the petroleum industry.


Document History

  1. API RP 11ER


    Recommended Practice for Guarding of Pumping Units, Fourth Edition

    • Most Recent
  2. API RP 11ER (R2020)

    Recommended Practice for Guarding of Pumping Units, Third Edition

    • Historical Version
  3. API RP 11ER

    Guarding of Pumping Units

    • Historical Version