Product Details : JIC/ORFS Adapter(1FN)ORFS blowing O-ring/NPT blowing 1. Material: top superior carbon steel. 2. Treatment: aureate zinc coated. Phosphating and white zinc blanket is optional.3. abounding abuttals and cilia sizes for your choice. allotment NO.ThreadO-Ring DimensionsEFFABLS11FN-04-029/16"×18Z1/8"×27O0119.810.526.5171FN-049/16"×18Z1/4"×18O0119.81530.5171FN-04-069/16"×18Z3/8"×18O0119.81630.5191FN-06-0411/16"×16Z1/4"×18O01211.21532191FN-0611/16"×16Z3/8"×18O01211.21633.5191FN-06-0811/16"×16Z1/2"×18O01211.219.539221FN-08-0413/16"×16Z1/4"×18O01412.81536221FN-08-0613/16"×16Z3/8"×18O01412.81636.5221FN-0813/16"×16Z1/2"×14O01412.819.540221FN-08-1213/16"×16Z3/4"×14O01412.819.542.5271FN-10-081"×14Z1/2"×14O01615.519.545271FN-10-121"×14Z3/4"×14O01615.519.545301FN-12-081.3/16"×12Z1/2"×14O0181719.546.5321FN-121.3/16"×12Z3/4"×14O0181719.547321FN-12-161.3/16"×12Z1"×11.5O0181725.553.5361FN-16-121.7/16"×12Z3/4"×14O02117.519.548381FN-161.7/16"×12Z1"×11.5O02117.525.553.5381FN-16-201.7/16"×12Z1.1/4"×11.5O02117.526.557461FN-20-161.11/16"×12Z1"×11.5O02517.525.556461FN-201.11/16"×12Z1.1/4"×11.5O02517.526.556.5461FN-20-241.11/16"×12Z1.1/2"×11.5O02517.527.560501FN-242"×12Z1.1/2"×11.5O02917.527.559.555