Definition of the use and applications of Lokring® adapters
PVC Pipe Fittings Conduit Box Connect Male Adapter with Lock Ring - China PVC Pipe Fitting, Pipe Fitting | Made-in-China.com
Male NPT (with locking ring): Campbell Fittings
Ringlock Fittings - Fresno Valves & Castings
Lokring - Pipe and Tube Fittings - Pipeline Products and Services (Australia) - PipeServ
Halex 3/4 in. Rigid Conduit Locknuts (4-Pack) 26197 - The Home Depot
Installation Process and Video | Lokring
Value Plastics Male Luer Integral Lock Ring to 400 Series Barb, 3/32" (2.4 mm) ID Tubing, White Nylon (Pack of 100): Luer To Barbed Tube Fittings: Amazon.com: Industrial & Scientific
Lokring - Pipe and Tube Fittings - Pipeline Products and Services (Australia) - PipeServ
Hydraulic Fittings and Flanges | Power & Motion
Gheen - Ring Lock Fittings by Gheen Irrigation Works