All Categories > Sight Windows > W12 Series Non-ASME Sight Windows > W12 Series Style FP Flat Weld Pad Sight Windows > Advanced Search Advanced Search in W12 Series Style FP Flat Weld Pad Sight Windows Unit of Measure Imperial Metric Both Specifications Size No Preference 02 03 04 05 06 07 08 Weld Pad Material 316L Stainless Steel (SS) Carbon Steel Clear Cancel Advanced Search