The F & R Nipple is a specific type of landing nipple used in oil and gas well completions. These nipples are designed to be inserted into tubing and act as a designated landing point for flow control devices, like packers or retrieval tools. The Model "F" or "R" profile refers to a specific internal design that ensures proper engagement with these tools.

The Model “F” Profile Nipple is a TOP NoGo Nipple.

The Model “R” Profile Nipple is a BOTTOM NoGo Nipple.

Features:

• Large seal bore
• Same strength as standard tubing
• Restricted I.D. catches tools dropped during wireline work

Applications:

• Land blanking plugs to shut in well or to test the production tubing.
• Land Velocity Type Safety Valves.
• Land equalizing check valves.
• Land circulating blanking plugs.
• Land chokes to reduce surface flowing pressures.
• Land instrument hangers with geophysical devices, such as, pressure and temperature recorders.