11.88 Shaded area indicates change Rev. 3-08 MUELLER ® INSULATED MECHANICAL JOINT STOPPER FITTING FOR STEEL PIPE - 125 PSIG o Catalog number – H-17268 Completion Cap o Sizes – 3", 4", 6" Completion Cap Bolts and Nuts o Simple method for adding cathodic protection to existing steel pipe o For use on steel pipe only o O-ring sealed cast iron (ASTM A126 CL.B) Completion Plug with equalizing valve o Flange, Completion Cap, fitting top and bottom halves are cast iron (ASTM A126 CL.B) o Class 150 flange complies with dimensional requirements of ANSI B16.5 Completion Plug O-ring (not shown) Side Bolts and Nuts Pipe Gasket (not shown) o 125 psig** (861 kPa) maximum working pressure at 100F (38C) Pipe Gripping Set Screws Test Plug Gasket (not shown) Equalizing Valve (not shown) Completion Plug (not shown) End Gasket Insulator Sleeve H-17268 Pipe Dimension Size* of Line Stopper Fitting 3" 4" 6" Outside Diameter of Shell Cutter Required 4-1/4" 6-1/4" 8-1/4" Outside Diameter of Pipe 3.500" 4.500" 6.625" Maximum Wall Thickness No limit No limit .280" (sch. 40) Pipe Dimensions Minimum Wall Thickness .188" .188" .125" Maximum Inside Diameter 3.124" 4.124" 6.375" Drilling/Line Stopping Machine combinations that can be used to install and stop-off H-17268 Fittings Drilling Machine C1-36 Unit No. 2 3" Line Stopper Units Unit No. 3 Unit No. 3SW H-17268 4" and 6" 3", 4" and 6" Unit No. 3SW-500 3", 4" and 6" Replacement Parts Fitting Size* Completion Cap 3" 507219 4" 507122 6" 507123 Test Plug 64134 64134 64134 Completion Cap Bolts and Nuts (No. Required) 36446 (8) 36446 (8) 503709 (8) Completion Cap Gasket 36377 62945 63094 Completion Plug Assembly 83485 83703 83709 O-ring Seal 43917 79477 63359 Fitting Size* 3" 4" 6" Side Gasket 507215 (2) 507118 (2) 507119 (2) Long Bolts Short Bolts 60958 (4) 61114 (4) 61114 (4) 60862 (2) 60862 (4) 60862 (4) Gromets 37657 (8) 37657 (8) 37657 (8) Top End Gaskets 509034 (2) 509036 (2) 509038 (2) Bottom End Gaskets 509035 (2) 509037 (2) 509039 (2) End Gasket Followers 37704 (4) 37813 (4) 37824 (4) End Screws 90484 (6) - - Set Screws 52973 (14) 52973 (20) 52973 (20) Fitting Size* 3" 4" 6" Plastic Lock Inserts 507215 (2) 507216 (4) - Insulator Sleeves - - 507120 (8) Insulator Sleeves Inside 507217 (4) 507121 (4) - Insulator Sleeves Outside 507218 507236 *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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