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Brass press-to-threaded pipe reducer adapter with hexagonal body

Legend Valve

Legend Valve 450-792P 1-1/4"X1-1/2" Press x MNPT Adapter

SKU CH-2T67-ER9XE

Press x MNPT reducer adapter joins 1-1/4 inch press to 1-1/2 inch male NPT threads

  • Press-to-thread transition simplifies copper-to-steel connections
  • 1-1/4" press end fits standard copper tubing sizes
  • 1-1/2" MNPT thread mates with common iron pipe fittings
  • Lead-free compliant alloy meets California Proposition 65 requirements
  • Legend Valve manufacturing ensures consistent press-joint reliability

Press x MNPT Reducer Adapter

This Legend Valve adapter connects a 1-1/4 inch press fitting to a 1-1/2 inch male NPT thread. It is intended for plumbers and heating professionals who need to transition between press and threaded piping systems. The component is supplied new for residential and commercial installations.

Sustained pressure performance

The brass construction resists corrosion during continuous exposure to potable water and hydronic fluid. Press connections maintain a permanent mechanical seal that does not degrade under thermal cycling or vibration. The adapter meets the pressure ratings required for standard plumbing and heating circuits.

California Proposition 65 notice

This product contains a chemical identified by the State of California as a cause of cancer and reproductive harm. Installers should follow safe handling practices and consult local codes for any additional requirements. The notice applies to the component as supplied.

How it compares

Measured against everything we stock in Plumbing Valves & Valve Assemblies, at today’s prices. Recalculated every night.

Price $27.99
Cheaper than about 68% of the 720 comparable items (median $47.49).

Specifications

Product
Brand nameLEGEND VALVE

Questions about this item

How does the 450-792P adapter handle pressure and temperature during continuous daily use in a plumbing system?

The brass construction of the 450-792P is designed to withstand standard plumbing system pressures and temperatures for continuous daily operation without degradation.

What press tool and jaw size are required to install the press end of this 1-1/4" x 1-1/2" reducer adapter?

A compatible press tool with jaws sized for 1-1/4 inch and 1-1/2 inch tubing is required to create a secure connection on the press end of the 450-792P.

Will the male NPT threads on the 450-792P seal properly against older female NPT fittings already in my piping?

Yes, the MNPT threads on the 450-792P follow standard NPT taper specifications to seal reliably with existing female NPT fittings when proper thread sealant is applied.

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