Specification for Subsurface Sucker Rod Pumps and Fittings, Ninth Edition
standard by American Petroleum Institute, 06/01/1989

Specification for Subsurface Sucker Rod Pumps and Fittings, Eighth Edition
standard by American Petroleum Institute, 05/30/1986

Specification for Subsurface Sucker Rod Pumps and Fittings, Seventh Edition
standard by American Petroleum Institute, 06/01/1979

Specification for Subsurface Sucker Rod Pumps and Fittings, Sixth Edition
standard by American Petroleum Institute, 03/01/1971

Specification for Subsurface Sucker Rod Pumps and Fittings, Fifth Edition
standard by American Petroleum Institute, 03/01/1966

Specification for Subsurface Sucker Rod Pumps and Fittings, Fourth Edition
standard by American Petroleum Institute, 03/01/1964

Specification for Subsurface Sucker Rod Pumps and Fittings, Third Edition
standard by American Petroleum Institute, 03/01/1963

Specification for Subsurface Sucker Rod Pumps and Fittings, Eleventh Edition
standard by American Petroleum Institute, 06/01/2001

Federally Mandated Training and Information
standard by American Petroleum Institute, 01/01/1998

Specification for Drilling-Fluid Materials, Sixteenth Edition and ISO 13500:1998 (Modified) Petroleum and Natural Gas Industries – Drilling Fluid Materials-Specification and Tests
standard by American Petroleum Institute, 02/01/2004