Plug it up with our 1/4 Tube Od Compression fitting sealing plug for copper tubing, water oil and air. Ships fast from FasParts located in USA.
Compression Ferrule Tube Compression Fitting 4 6 8mm OD Tube
Brass DN 20 Hydraulic Coupling Plug 3/4 inch Female NPT Threads
in Pipe Fittings.
SUNGATOR 1/4 NPT to 3/8 Barb Hose Barb Fittings, Brass Air Hose Barb Fittings, 3/8 Barb to 1/4 NPT Male Thread Hose Barb Adapter Connector, Barbed
4mm x M6 Male Stud Push-in Fitting Nylon Pipe/Tube air line
Uxcell 4mm ID 6mm OD Tube Brass Compression Kit 1 Set, Sleeve
R1/4 G1/4 to G1/4 8mm Copper Pipe Connector
Fittings PISCO PNEUMATIC EQUIPMENT
Thread Screw Brass Fittings for Multilayer Pex Pipes for Plumbing
The Basics of Compression Fittings - Beswick Engineering
Wholesale copper pipe plug For Your Plumbing Supplies