
The On-Off Tool is a tubing disconnect de- vice that has an internal blanking plug lock- ing profile with seal bore for utilizing flow control equipment. The Overshot has a box looking up which connects to tubing string and a pin looking down off the Stinger which connects to the packer. The On-Off Tool has two basic components that comprise the Overshot. The Top Sub which contains two bonded rubber steel seals and the Jay Latch which has a J Slot configuration to lo- cate and latch the On-Off Tool Stinger. The Jay Latch also has a wash over shoe con- figuration which allows cutting through de- bris. The Overshot automatically Jays up on Stinger when lowered into well.
item is designed to isolate a lower zone or to disconnect the tubing without releasing or disturbing the packer.
Construction: