11.52 Shaded area indicates change Rev. 12-12 MUELLER ® SIDE-OUT LINE STOPPER FITTING WELDING TYPE FOR THIN WALL STEEL PIPE - 275 PSIG o Catalog number – H-17375 o Sizes – 6", 8" o For use on thin wall steel pipe o Fittings for Thin Wall Steel Pipe can be recognized by added ears on flange, red paint and “THIN WALL” cast in plug. o O-ring sealed cast iron (ASTM A126 CL.B) Completion Plug with equalizing valve (part # 580912) o Completion Cap cast iron (ASTM A126 CL.B) o Flange, fitting top and bottom halves are forged steel (ASTM A105) o Pipe pup included for alternative welding options. o Class 150 flange complies with dimensional requirements of ANSI B16.5 o 275 psig** (1896 kPa) maximum working pressure at 100F (38C) Completion Cap Completion Cap Bolts and Nuts Completion Plug O-ring Test Plug Gasket Equalizing Valve Completion Plug Assembly Ears on Flange (distinguishes fitting for “thin wall”) H-17375 Pipe Dimension Size* of Line Stopper Fitting 6" 8" Outside Diameter of Shell Cutter Required 6-1/2" 8-1/2" Outside Diameter of Pipe 6.625" 8.625" Maximum Wall Thickness .280" (sch. 40) .322" (sch. 40) Pipe Dimensions Minimum Wall Thickness .125" .125" Maximum Inside Diameter 6.375" 8.375" Drilling/Line Stopping Machine combinations that can be used to install and stop-off H-17375 Fittings Line Stopper Units Drilling Machine Unit No. 3SW Unit No. 3SW-500 C1-36 6", 6"x4" & 8" H-17375 6", 6"x4" & 8" Replacement Parts Fitting Size* 6" 8" Completion Cap 36609 36625 Test Plug 64134 64134 Completion Cap Bolts and Nuts (No. Required) 36446 (8) 503709 (8) Completion Cap Gasket 62945 63094 Completion Plug Assembly 83703 83709 O-ring Seal 79477 63359 Pipe Pup 528752 528756 *Nominal **This is the maximum pressure of the fitting installed in the line at 100F for Class Locations 1, 2, 3 and 4 as defined in D.O.T./CFR TITLE 49 PART 192. It may be necessary to reduce the line pressure during the drilling, stopping or plugging operations to the maximum working pressure of the machine or its attachments.
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