Description Meets MS18013-2 This is a larger-sized black anodized aluminum Humidity Indicator Plug. It installs into a rigid container through a 1.45 in. (37 mm) diameter hole. Lock nut and gasket are furnished. Comes with a 20-30-40-50% disc, which is field replaceable with a 1.188 in. by .050 in. (30 mm x 1 mm) flat steel blade. Additional color-change discs are available: Circle Card Part Number Standard Item Indicated Humidity Percentage Segment Type TA346-HC-2345S Yes 20, 30, 40, 50 Spot TA346-HC-2345P No 20, 30, 40, 50 Pie TA346-HC-123P No 10, 20, 30 Pie TA346-HC-234P No 20, 30, 40 Pie TA346-HC-345P No 30, 40, 50 Pie TA346-HC-3456P No 30, 40, 50, 60 Pie TA346-HC-246P No 20, 40, 60 Pie TA346-HC-357P No 30, 50, 70 Pie TA346-HC-40 No 40 Spot TA346-HC-60 No 60 Spot Weight: 0.09 lbs. (41 grams) Maximum Internal Pressure: 10 psi Recommended Installation Torque: 30 - 40 in. - lbs. (3.4 - 4.5 N·m) Maximum wall thickness: 0.20 in. (5 mm) TA398 is appropriate for use on NEMA 1, 2, 3, 3R, 3S, 4, 5, 6, 12, 12K, and 13 enclosures, as well as IP66/IP67 enclosures. This item may also be appropriate for use on other NEMA or IP enclosures, depending upon the application. Contact AGM's Engineering department for more information. Also available with a clear anodize finish as TA396-2345S. Meets MS18013-1.
