Hex coupling nut used to join two externally threaded parts of equal thread diameter and pitch, often two pieces of threaded rod. It is made of steel with a zinc plated finish. The nut has a 1/2" thread diameter, 13 threads per inch, and measures 1-1/4" long by 11/16" wide.

Hex coupling nut used to join two externally threaded parts of equal thread diameter and pitch, often two pieces of threaded rod. It is made of stainless steel with a plain finish and silver color. The nut has a 5/16" thread diameter, 18 threads per inch, and measures 7/8" long by 1/2" wide.

This is a hex coupling nut used to join two externally threaded parts of equal thread diameter and pitch, often two pieces of threaded rod. The sheet title identifies it as a 1/4"-20 rod coupling made from 18-8 stainless steel. Printed dimensions are 0.250" diameter, 3/8" width, and 7/8" length.

A hex coupling nut used to join two externally threaded parts of equal thread diameter and pitch, often two pieces of threaded rod. It is made of stainless steel with a plain finish. The nut has 5/16"-18 coarse threads and measures 7/8" long by 1/2" wide.

This is a hex coupling nut for joining two externally threaded parts of equal thread diameter and pitch, often two pieces of threaded rod. It is made of 18-8 stainless steel with a plain finish. The nut is silver, with a length of 1-1/4", a width of 11/16", and a diameter of 0.500".

A hex rod coupling for joining threaded rods. It is sized 1/2"-13 x 1-3/4 and has a hot dipped galvanized finish. The product is sold in a box of 50 and is used in hanger and fixture hanging hardware applications.