11.48 Shaded area indicates change Rev. 2-16 MUELLER ® BOTTOM-OUT STOPPER FITTING WELDING TYPE - 960 PSIG o C atalog number – H-17272 o Sizes – 4" o For use on steel pipe only---with bottom opening sized for thin wall steel pipe o O-ring sealed steel (ASTM A216 WCB) Completion Plug with equalizing valve (part # 580912) o Flange, Completion Cap, fitting top and bottom halves are forged steel (ASTM A105) o Class 400 flange complies with dimensional requirements of ANSI B16.5 o 960 psig** (6618 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 H-17272 Pipe Dimension Size* of Line Stopper Fitting 4" Outside Diameter of Shell Cutter Required 4-1/4" Outside Diameter of Pipe 4.500" Maximum Wall Thickness No limit Pipe Dimensions Minimum Wall Thickness Maximum Inside Diameter .188" 4.124" I.D. Size of Bottom Opening 4.188" Drilling /Line Stopping Machine combinations that can be used to install and stop-off H-17272 Fittings Line Stopper Units Drilling Machine Unit No. 2 Unit No. 3SW Unit No. 3SW-500 C1-36 4" H-17272 4" 4" Replacement Parts Fitting Size* 4" Completion Cap 42039 Test Plug 64134 Completion Cap Bolts and Nuts (No. Required) 46710 (8) Completion Cap Gasket 36377 Completion Plug Assembly 52688 O-ring Seal 43917 *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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