This brass elbow screw in connection is designed with female threads and a compression ring connection. Connection 1 has R 1/4 inch threads.
1/4 Compression x 1/8 MNPT Brass 90 Degree Elbow: Industrial Pipe Fittings: : Tools & Home Improvement
Male Elbow Internal Nut Brass Compression Union Fitting Pneumatic High Quality Manufacturer Supplier for Brass Tube, Pneumatic Component Manufacturer
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