5.8 Rev. 6-17 Shaded area indicates changes MUELLER® NO-BLO® CURB STOP TEE WELD x WELD - 1200 PSIG • Catalog number – H-17900 • Sizes* – 1" x 1" • Forged Steel Body ASTM A105 • Steel Completion Cap AISI 12L14 • Stainless Steel Stem • Inlet and outlet prepared for butt weld same size as tee and socket weld one size smaller than tee • 1200** psig (8273 kPa) * For tees with a 2" square operating head, use H-17900-98003 H-17900 How to select equipment 1. Find chart on following pages containing desired combination of fitting and installation machine (shown in bold type at top of each page and chart). Note: for a given fitting there may be more than one machine and chart. 2. Under inlet size of fitting to be installed, select catalog number for type of control valve to be used. Options may include one or more of the following: H-10914 Bronze Gate Valve, H-17025 Control Chamber, H-10917 Slide Gate Valve, H-10918 Steel Ball Valve. 3. Under selected control valve, column lists equipment necessary for each operation on chosen size of fitting. Note: MAOP (Maximum Allowed Operating Pressure) provided for each operation must not be exceeded. MAOP may be different for each operation. Dimensions Dimensions A B C D E F Size* of Curb Stop Tee 1" x 1" 3-3/4" 2-1/2" 1-1/4" 1" 7-1/2" 1-1/8" Replacement Parts Replacement Parts Completion Cap Stem Operating Head Stem O-ring Cap O-ring Completion Cap Screw Size* of Curb Stop Tee 1" x 1" 525385 52656 79340 79344 79345 504550 *First size is size of inlet, second is size of outlet. **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. Refer to charts on following pages.
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