Pilot burner, natural gas with BCR-18 orifice. Non primary-aerated combination pilot burner and Ignitor. Use with S86, S860, S8610, or S8670 in intermittent pilot systems. Includes pilot burner with bracket, ceramic-insulated Kanthal flame rod/spark Ignitor and ground strap. Single tip style. Includes special mounting bracket with screws to convert "B" bracket to "A" bracket. Orifice: BCR-18 (0.018-inch).