PAGE 32 BUTT WELDED FITTINGS CONCENTRIC & ECCENTRIC REDUCERS (ASME B16.9) 1 Nominal Pipe Size (NPS) Outside Diameter at Bevel D End - to - End H Large End Small End 3 ⁄4 x 3 ⁄8 1.05 0.675 1.50 3 ⁄4 x 1 ⁄2 1.05 0.840 1.50 1 x 3 ⁄4 1.32 1.05 2.00 1 x 1 ⁄2 1.32 0.84 2.00 11 ⁄4 x 1 1.66 1.315 2.00 11 ⁄4 x 3 ⁄4 1.66 1.05 2.00 11 ⁄4 x 1 ⁄2 1.66 0.840 2.00 11 ⁄2 x 11 ⁄4 1.90 1.660 2.50 11 ⁄2 x 1 1.90 1.315 2.50 11 ⁄2 x 3 ⁄4 1.90 1.05 2.50 11 ⁄2 x 1 ⁄2 1.90 0.84 2.50 2 x 11 ⁄2 2.38 1.90 3.00 2 x 11 ⁄4 2.38 1.66 3.00 2 x 1 2.38 1.315 3.00 2 x 3 ⁄4 2.38 1.050 3.00 21 ⁄2 x 2 2.88 2.375 3.50 21 ⁄2 x 11 ⁄2 2.88 1.900 3.50 21 ⁄2 x 11 ⁄4 2.88 1.660 3.50 21 ⁄2 x 1 2.88 1.315 3.50 3 x 21 ⁄2 3.50 2.875 3.50 3 x 2 3.50 2.375 3.50 3 x 11 ⁄2 3.50 1.90 3.50 3 x 11 ⁄4 3.50 1.660 3.50 31 ⁄2 x 3 4.00 3.50 4.00 31 ⁄2 x 21 ⁄2 4.00 2.875 4.00 31 ⁄2 x 2 4.00 2.375 4.00 31 ⁄2 x 11 ⁄2 4.00 1.90 4.00 31 ⁄2 x 11 ⁄4 4.00 1.66 4.00 4 x 31 ⁄2 4.50 4.00 4.00 4 x 3 4.50 3.50 4.00 4 x 21 ⁄2 4.50 2.875 4.00 4 x 2 4.50 2.375 4.00 4 x 11 ⁄2 4.50 1.90 4.00 5 x 4 5.56 4.50 5.00 5 x 31 ⁄2 5.56 4.00 5.00 5 x 3 5.56 3.50 5.00 5 x 21 ⁄2 5.56 2.875 5.00 5 x 2 5.56 2.375 5.00 *All dimensions are in inches Nominal Pipe Size (NPS) Outside Diameter at Bevel D End - to - End H Large End Small End 6 x 5 6.625 5.563 5.50 6 x 4 6.625 4.50 5.50 6 x 31 ⁄2 6.625 4.00 5.50 6 x 3 6.625 3.50 5.50 6 x 21 ⁄2 6.625 2.875 5.50 8 x 6 8.625 6.625 6.00 8 x 5 8.625 5.563 6.00 8 x 4 8.625 4.50 6.00 8 x 31 ⁄2 8.625 4.00 6.00 10 x 8 10.75 8.625 7.00 10 x 6 10.75 6.625 7.00 10 x 5 10.75 5.563 7.00 10 x 4 10.75 4.50 7.00 12 x 10 12.75 10.75 8.00 12 x 8 12.75 8.625 8.00 12 x 6 12.75 6.625 8.00 12 x 5 12.75 5.563 8.00 14 x 12 14.00 12.75 13.00 14 x 10 14.00 10.75 13.00 14 x 8 14.00 8.625 13.00 14 x 6 14.00 6.625 13.00 16 x 14 16.00 14.00 14.00 16 x 12 16.00 12.75 14.00 16 x 10 16.00 10.75 14.00 16 x 8 16.00 8.625 14.00 18 x 16 18.00 16.00 15.00 18 x 14 18.00 14.00 15.00 18 x 12 18.00 12.75 15.00 18 x 10 18.00 10.75 15.00 20 x 18 20.00 18.00 20.00 20 x 16 20.00 16.00 20.00 20 x 14 20.00 14.00 20.00 20 x 12 20.00 12.75 20.00 22 x 20 22.00 20.00 20.00 22 x 18 22.00 18.00 20.00 22 x 16 22.00 16.00 20.00 22 x 14 22.00 14.00 20.00 7 BUTT WELDED FITTINGS Concentric Reducers Eccentric Reducers H H