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standard by American Petroleum Institute, 06/01/2005
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This standard is identical to ISO 14693, Petroleum and natural gas industries-Drilling and well-servicing equipment.
Specification 7K provides general principles and specifies requirements for design, manufacture and testing of new drilling and well-servicing equipment and of replacement primary load-carrying components manufactured subsequent to the publication of this International Standard.
This International Standard is applicable to the following equipment:rotary tables;rotary bushings;rotary slips;rotary hoses;piston mud-pump components;drawworks components;spiders not capable of use as elevators;manual tongs;safety clamps not used as hoisting devices;power tongs, including spinning wrenches.
Annex A gives a number of standardized supplementary requirements which apply only when specified.