MUELLER ® SPHERICAL LINE STOPPER FITTINGS 11.47 Rev. 9-20 Shaded area indicates changes Equipment required to install and stop-off H-17471 welding Line Stopping Fittings Tool Name Drilling Machine Stopping Machine Gate Valve Valve Adapter Drilling Machine Adapter Cutter Hub Shell Cutter (ALT) Tipped Cutter Pilot Drill Steel Wedge Stopper Bottom Stopper Completion Machine Plug Alignment Tool Plug Inserting Tool Plug Extracting Tool Completion Plug Wrench Thread Cleaning Tool Inspection Flange Quantity Required 1 2 2 2 1 1 1 1 1 2 2 1 1 1 1 1 1 1 Line Stopper Unit No. 3SW 4" & 4"x3" H-17471 6" H-17471 8" H-17471 C1-36 H-17340 83953 83513 36545 54526 36472 682879 580585 89694 681992 H-17346 83774 83772 83773 C1-36 H-17340 83953 501223 36545 54501 36548 682885 580585 89696 681994 H-17346 83250 83237 83238 C1-36 H-17340 83953 - 36545 54653 36521 682877 580586 89698 681996 H-17346 83250 83237 83238 36404 36424 36424 680360 H-17619 89319 H-17619 89319 H-17619 * For bottom stop use valve adapter 682686 instead of listed valve adapter ** Requires the modified clamp to be installed on 3SW500 stopping machine Line Stopper Unit No. 3SW-500 4" & 4"x3" H-17471 6" H-17471 8" H-17371 C1-36 H-17342 83721 501361 83730 54526 36472 682879 580585 89694 681992 H-17347 83774 83772 83773 C1-36 H-17342 83721 63205 83730 54501 36548 682885 580585 89696 681994 ** H-17347 83250 83237 83238 C1-36 H-17342 83721 63193 ** 83730 54653 36521 682877 580586 89698 681996 H-17347 83250 83237 83238 36404 36424 36424 680360 H-17619 89319 H-17619 89319 H-17619
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