Spec Sheet Item Code: ZIRODC-38 3/8″ Rod Coupling – 1-1/4″ Deep (100/Pack) The standard length of Threaded Rod is 10 ft but most each job and each application will be cut to a length other than 10 ft. Therein lies the vital role of Rod Connectors, or Couplings. Conklin stocks 1-1/4” long 3/8” Rod Couplings that are used to connect one 3/8” Threaded Rod to another.
