"E" dimension includes exposed rod threads beyond bottom of the hex nut.
Exposed rod thread dimension is equal to the diameter of the rod used.
Carbon steel.
Copper plated (31CT) or Copper epoxy coated COPPER- GARD (31CTI). COPPER-GARD products offer superior cor- rosion protection due to the epoxy coating over electro-galva- nized steel. The alternative, copper plating that has been done historically, is for identification purposes only and is not intended for corrosion protection. Refer to MSS-SP58 13.3.
Designed for the suspension of non-insulated stationary pipe.
Complies with Federal Specifications WW-H-171-E (Type# 7), A-A-1192 A (Type# 7), and Manufacturers' Standardization Society MSS SP-58 and SP-69 (Type# 7).
Specify tube size, figure number and finish.
Upper locknut must be tightened securely to assure proper hanger performance.