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10.14 Rev. 11-18 Shaded area indicates changes MUELLER ® H-17235 UNIT NO. 2 STOPPING MACHINE Mueller H-17235 Unit No. 2 Stopping Machine o Catalog number – H-17235 o Hand operation o Used to stop-off 3" and 4" Line Stopper Fittings and Flanged Service Tees o Body has integral 1-1/4" F.I.P. thread bypass connection o Has feed yoke locking mechanism for safe and positive operation o Used in conjunction with control valve – 5" gate valve ( 88611 ) o Comes in compact wooden storage chest ( 302550 ) o Includes operating instruction manual (Form 8524 ) o 100 psig (690 kPa) maximum working pressure at 100F (38C) NOTE: The working pressure or temperature rating is reduced accordingly if any attachment, valve, or fitting subjected to pressure or temperature during the drilling, stopping or completion operations has a maximum working pressure or temperature rating less than that specified above. H-17235 (Shown with 88611 Gate Valve, purchased separately) Mueller NO-BLO ® operations performed by the MUELLER H-17235 Stopping Machine Item Mueller Line Stopper Fittings Mueller Flanged Tees Size* of fitting 3" 4" 3" 4" Mueller NO-BLO Operation Stop-off fitting Stop-off tee * Nominal size

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MUELLER ® UNIT NO. 2 STOPPING MACHINE EQUIPMENT 10.15 Shaded area indicates change Rev. 6-10 Solid Rubber Stopper The solid rubber stoppers is used to make one sided stop-offs in Mueller line stopper fittings. Solid Rubber Stopper Size* 3" 4" Stopper Complete 88610 88614 Replacement Rubber 36443 36471 Full Bypass Rubber Stopper This stopper has a full slot to allow for either top bypass through the two Mueller Unit Number 2 Machines or a bottom bypass through the Mueller Bottom Out Line Stopper Fittings. These are used in pairs to isolate a section of pipe so repairs or modifications can be made while maintaining service to customers. Full Bypass Rubber Stopper Size* 3" 4" Stopper Complete 680514 680515 Replacement Rubber 509447 509448 Top Bypass Rubber Stopper This stopper is used in pairs for a bypass line to be directed through the two Mueller Unit Number 2 Stopping Machines to isolate a section of pipe so repairs or modifications can be made while maintaining service to customers. Top Bypass Rubber Stopper Size* 3" 4" Stopper Complete 88609 88613 Replacement Rubber 36439 36467 Bottom Bypass Rubber Stopper This stopper is used in pairs for a bypass line to be directed through the two Mueller Bottom Out Line Stopper Fitting to isolate a section of pipe so repairs or modifications can be made while maintaining service to customers. Bottom Bypass Rubber Stopper Size* 3" 4" Stopper Complete 80064 81496 Replacement Rubber 36439 36467 Bottom Out Rubber Stopper This stopper is used in Mueller Bottom Out Line Stopper Fitting when the outlet is the section to be isolated so repairs or modifications can be made while maintaining service to customers. (Form 11967) Bottom Out Rubber Stopper Size* 3" 4" Stopper Complete 681990 681991 Flanged Tee Stopper This stopper is used to stop-off Mueller Flanged Service Tees which allows service and lateral connections to be isolated without disrupting flow through the existing main. Flanged Tee Stopper * Nominal size Size* 3" 4" Stopper Complete 83504 83506 Replacement Rubber 53195 53407

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