Water Gauge: Square Pattern, Series: 25-500, 5/8 in Sight Diameter, 1/2 in Connection, MNPT Connection, 12 in Length, 400 psi Working, Bronze, Polished, Apollo #2550203

Available with 1/2 in (ASTM B-16 brass bar stock) or 3/4 in (B-584 cast bronze) NPT male pipe connections. Four guard rods and EPDM gauge glass gaskets standard. Other glass gaskets available. Automatic ball checks help prevent the loss of fluids should the glass be broken.