SUB

1. переводник; втулка; переходная муфта 2. короткий отрезок насосной штанги (для регулирования общей длины колонны) - barrel sub - basket sub - bent sub - bit sub - blind sub - boot sub - bottom kelly sub - bottom racker sub - bottom-hole orientation sub - box-type sub - bumper sub - casing rotation sub - casing sub - catcher sub - choke line male stab sub - circulating sub - clamp sub - cross-over sub - cylinder-shaped sub - damping sub - double-box sub - double-pin sub - downhole bent sub - downhole motor drive sub - drill-bit sub - drill-collar lifting sub - drill-collar sub - drill-pipe sub - drill-string bumper sub - drill-string sub - drive sub - drop ball sub - elevator sub - elongated sub - equalizing sub - female stab sub - fishing bumper sub - float sub - hydraulic power sub - jetting sub - junk sub - kelly sub - kelly-saver sub - kick sub - kill line male stab sub - knocker sub - landing sub - left-hand thread sub - lifting sub - male-and-female choke and kill stab subs - male-stab sub - mandrel sub - marine riser handling sub - mule shoe sub - nonmagnetic sub - orientation sub - orienting sub - overshot top sub - pin-to-box sub - pin-to-pin sub - pin-type sub - pipe sub - plane catcher sub - plug catcher sub - power drilling sub - power sub - pressure balanced drilling bumper sub - reducing taper sub - releasing sub - retainer sub - retrieving sub - reverse circulation sub - right-hand thread sub - rotary sub - rotating liner top sub - safety sub - saver drill collar sub - saver sub - seal sub - shear pin sub - shock sub - slip sub - stab sub - stabilized bit sub - stabilizing sub - step sub - swivel sub - thread reducing sub - tool-joint locator sub - top kelly sub - top wear drill collar sub - tubing sub - wear sub - winged sub