5" Storz x 4 1/2" NH Fire Hydrant Converter Camlock Size_4 inch MIL SPEC: A-A-2131

MIL SPEC: A-A-2131

Type "F" aluminum 1 1/4 inch male camlock (Cam & Groove) coupler to 1 1/4 inch male NPT threads

It is constructed 6061-T6 seamless aluminum with a hardcoat and powdercoat finish

Open sides allow faster drying to prevent mold and mildew

you probably need this plug

5" Storz x 4 1/2" NH Fire Hydrant Converter Camlock Size_4 inch MIL SPEC: A-A-2131Storz fire hydrant adapter with nut cap permanently converts a fire hydrant outlet from threads to storz. Enables quick connections of large diameter hoses (LDH) by fire departments to fire hydrants. Stainless steel cable secures cap Hard coat anodized finish per MIL A 8625 TYPE III,Class 1 Prevents wear and resists corrosion The Safe Water Drinking Act section 1417 requires "Lead Free" products to be a minimum of 99. 75% lead free.