This specification 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 specification. This specification is applicable to the following equipment: a) rotary tables; b) rotary bushings; c) high-pressure mud and cement hoses; d) piston mud-pump components; e) drawworks components; f) manual tongs; g) safety clamps not used as hoisting devices; h) blowout preventer (BOP) handling systems; i) pressure-relieving devices for high-pressure drilling fluid circulating systems; j) snub lines for manual and power tongs; k) rotary slips@ both manual and powered; l) slip bowls; and m) spiders@ both manual and powered.