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The AMERICAN GRANBY ss12-1 is a 316 stainless steel insert-style adapter fitting designed to connect flexible poly pipe to a male threaded pipe end. The fitting uses a swaged insert barb design with 7 barbs for a secure, pull-resistant grip on the poly pipe. The threaded end is male hex-style, allowing wrench engagement during installation. This fitting meets NSF/ANSI 372 lead-free requirements and carries IAPMO R and T certification, making it appropriate for potable water applications. It is manufactured in the USA and is sized at 1 inch on both the insert and male threaded ends.
This fitting is used in residential and light commercial water service and distribution applications where flexible poly pipe transitions to threaded pipe connections. Typical installations include well water systems, irrigation supply lines, and underground water service runs. The hex body style allows standard wrench tightening on the male thread side, and the 7-barb insert end provides reliable retention on poly pipe without specialty tooling. It is sold in carton quantities of 20 units.
Designed for use with flexible poly pipe in 1-inch diameter configurations. Both the insert end (Size A) and the male threaded end (Size B) are 1 inch. Suitable for potable water systems where NSF/ANSI 372 compliance is required.
Installation is performed by licensed plumbers or qualified water service technicians. Shut off the water supply and relieve system pressure before making connections. Insert the barbed end fully into the poly pipe and secure with an appropriate clamp or crimp ring per the pipe manufacturer and local IPC requirements. Tighten the male threaded end with a wrench using the hex body to avoid over-stressing the fitting body.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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