5" x 4" Schedule 40 Stainless Steel Weld 304/L Concentric Reducer No Hub Couplings Has 5/16" hex head screws

Has 5/16" hex head screws

Ward Class 150 Malleable Iron Fittings are made with the most sophisticated metallurgical and processing controls available

With Ground Joint Union Nut and Tailpiece

This test is part of a constant program to maintain the highest quality fittings available

11   NPT threads conform to ASME B1

5" x 4" Schedule 40 Stainless Steel Weld 304/L Concentric Reducer No Hub Couplings Has 5/16" hex head screwsmaterial: Stainless Steel connection: Butt Weld Features: Stainless weld fittings conform to ASTM A403 Grade 304 304L & 316 316L,ASTM A960, MSS SP 43i Stainless weld fitting dimensions conform to ASTM B16. 9 (except Wall) and MSS SP 43 Manufacturing facility is ISO 9001: 2008 Independent lab verification that fittings meet applicable chemical & mechanical properties