1 INTRODUCTION
  1.1 Purpose
  1.2 Scope
  1.3 Basis for Requirements
  1.4 Basis for Approval
  1.5 Basis for Continued Approval
  1.6 Effective Date
  1.7 System of Units
  1.8 Applicable Documents
  1.9 Definitions
2 GENERAL INFORMATION
  2.1 Product Information
  2.2 Approval Application Requirements
  2.3 Requirements for Samples for Examination
3 GENERAL REQUIREMENTS
  3.1 Review of Documentation
  3.2 Physical or Structural Features - Valve
  3.3 Physical or Structural Features - Gear Operator
  3.4 Markings
  3.5 Manufacturer's Installation and Operation Instructions
  3.6 Materials
  3.7 Calibration
4 PERFORMANCE REQUIREMENTS
  4.1 Examination
  4.2 Ball or Disc Strength
  4.3 Seat Leakage
  4.4 Stem Seal
  4.5 Hydrostatic Strength
  4.6 Valve Assembly Strength
  4.7 Ultimate Operator Torque
  4.8 Durability Test
  4.9 Close Quarters Durability Test - Butterfly Type
  4.10 Friction Loss Determination
  4.11 Visibility
  4.12 Orientation
  4.13 Handwheel or Crank Strength
  4.14 Water Hammer
  4.15 Indicator Strength
  4.16 Water Absorption Test - Resilient Seated Valves Only
  4.17 Aging Test
  4.18 Corrosion Protection Coating
  4.19 Submerged Service
  4.20 Supervisory Switches - Activation
  4.21 Supervisory Switches - Cyclic
  4.22 Supervisory Switches - Environmental
  4.23 Supervisory Switches - Outdoor Service
  4.24 Supervisory Switches - Dielectric
  4.25 Supervisory Switches - Vibration
  4.26 Supervisory Switches - Strain Relief
  4.27 Supervisory Switches - Bonding Resistance
  4.28 Additional Tests
5 OPERATIONS REQUIREMENTS
  5.1 Demonstrated Quality Control Program
  5.2 Facilities and Procedures Audit (F&PA)
  5.3 Manufacturer's Responsibilities
  5.4 Manufacturing and Production Tests
       5.4.1 Test Requirement No. 1 - Seat Leakage Test
       5.4.2 Test Requirement No. 2 - Hydrostatic Test
       5.4.3 Test Requirement No. 3 - Operation Test
APPENDIX A: Units of Measurement
APPENDIX B: FM Approvals Certification Marks
APPENDIX C: Sample Listing
APPENDIX D: Durability Test Adapter
APPENDIX E: Tolerances