Dixon® Seal Plug, Connection Type 1: Compression, Connection Size 1: 1/4 in, Thread Size 1: 7/16-24, Hex Size: 7/16 in, Brass, Dimensions: 0.74 in L, -65 to 250 deg F
Underwriter's Laboratories listed for flammable liquid, SAE J-512, ASA
Applications: Use with copper, aluminum and thermoplastic tubing. Manufactured for low and medium-pressure tubing connection work where excessive vibration or tube movement is not involved
Instructions:
No flaring, soldering or other preparation of tubing necessary to assemble.
Slide nut, then sleeve onto tubing.
The thread end of the nut must face out.
Insert tube into the fitting.
Be sure the tube is bottomed on the fitting shoulder.
Assemble nut to body, and tighten hand tight.
Then follow the number of appropriate wrench turns for the given size.
Safety Notes:
Not recommended for steel tubing.
Not recommended for applications using gaseous media.