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Brass Screw flangeProduct Description1) Name: Brass screw flange2) Standard: BSP or NPT3) Materials is Brass4) Dimension: 1/4";3/8";1/2";5/8";3/4";7/8";1";1 1/4" 1 1/2";2"; 2 1/2";3".5) other: Special design availableOur workshop:Test:Packing:
link:http://www.superbheater.com/materials-and-fitting/tubular-heater-materials-and-fitting-parts/high-quality-water-tubular-heater-heating-elem.html
High Quality Water Tubular Heater Heating Element Brass Flange