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The ANVIL 2X1B.BB is a black malleable iron threaded bushing designed to reduce a 2-inch female threaded pipe connection down to a 1-1/4-inch male threaded connection. Rated at 300 psi and classified as Class 150, this bushing handles both liquid and gas service in standard black pipe systems. The black finish is applied over malleable iron construction, giving the fitting durability suited for exposed or utilitarian installations. Plumbers and pipefitters install this fitting in commercial and residential piping systems where a concentric reduction between threaded pipe sizes is needed without changing pipe run direction.
This bushing is used in black pipe systems for natural gas, steam, and general fluid service applications. The threaded end connections follow standard NPT configuration, allowing direct installation into schedule 40 or schedule 80 black iron piping systems. It is a common component in mechanical rooms, boiler rooms, and commercial gas supply lines where reducing fittings are required to transition between pipe diameters at a threaded joint.
Designed as an OEM-style replacement and standard service fitting for Class 150 black malleable iron threaded pipe systems in plumbing, gas, and mechanical piping applications.
Installation is performed by licensed plumbers or pipefitters in accordance with applicable local plumbing and mechanical codes, including IPC and IFGC requirements for gas piping. Shut off and depressurize the pipe system completely before removing or installing any threaded fittings. Apply an appropriate thread sealant or PTFE tape rated for the service medium before making up the threaded joint. Inspect threads for damage before installation and do not overtighten, as malleable iron fittings can crack if excessive force is applied.
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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