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This International Standard gives guidelines and establishes requirements for inspection, maintenance, repair remanufacture of items of hoisting equipment used in drilling and production operations, in order to maintain serviceability of this equipment.

Items of drilling and production hoisting equipment covered by this International Standard are:

• crown-block sheaves and bearings;
• travelling blocks and hook blocks;
• block-to-hook adapters;
• connectors and link adapters;
• drilling hooks;
• tubing hooks and sucker-rod hooks;
• elevator links;
• casing elevators, tubing elevators, drill-pipe elevators and drill-collar elevators;
• sucker-rod elevators;
• rotary swivel-bail adapters;
• rotary swivels;
• power swivels;
• power subs;
• spiders, if capable of being used as elevators;
• dead-line tie-down/wireline anchors;
• drill-string motion compensators;
• kelly spinners, if capable of being used as hoisting equipment;
• riser-running tool components, if capable of being used as hoisting equipment;
• wellhead-running tool components, if capable of being used as hoisting equipment;
• safety clamps, capable of being used as hoisting equipment.