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Hex bushing, malleable iron, male and female NPT threads

Anvil

Anvil 0318907045 Malleable Iron Hex Bushing Class 150 Trap

SKU CH-RHMB-S4QW4 MPN 0318907045

Malleable iron hex bushing reduces 1 1/4 inch male NPT to 3/4 inch female NPT for Schedule 40 pipe at Class 150 rating

  • Product typeDrain Components
  • Main materialHAWA
  • Malleable iron construction resists corrosion and mechanical stress
  • Class 150 rating suits standard Schedule 40 piping systems
  • 300 psi at 150 °F handles demanding pressure and temperature conditions
  • Male 1 1/4 in NPT to female 3/4 in NPT adapts dissimilar pipe sizes
  • Hex profile allows secure installation with standard wrenches

Malleable Iron Hex Bushing Class 150

This hex bushing is a drain component made from malleable iron for plumbing systems. It connects a 1 1/4 inch male NPT thread to a 3/4 inch female NPT thread. The fitting is rated for Schedule 40 pipe and a maximum operating pressure of 300 psi at 150 degrees Fahrenheit.

Plumbers reducing pipe size in water or gas lines

It suits installers who need a durable, threaded reducer for standard NPT piping. Buyers requiring a different thread standard, a larger size step, or a fitting rated above Class 150 pressure limits should look at other options.

How it compares

Measured against everything we stock in Drain Stoppers, Strainers & Traps, at today’s prices. Recalculated every night.

Price $6.99
Cheaper than about 90% of the 4,240 comparable items (median $31.99).

Specifications

Product
Brand nameAnvil
Model name0318907045
Product typeDrain Components
Size & build
Main materialHAWA

Questions about this item

Which Anvil hex bushing size should I pick for a 1 1/4 in male to 3/4 in female NPT connection?

The Anvil 0318907045 is a malleable iron hex bushing with 1 1/4 in male NPT and 3/4 in female NPT threads, Class 150 rated for Schedule 40 pipe.

What does the 300 psi rating mean when the bushing is installed in a hot water system?

It indicates a maximum operating pressure of 300 psi at temperatures up to 150 degrees F, suitable for standard hot water distribution.

Is the NPT thread on this bushing compatible with standard Schedule 40 iron pipe fittings?

Yes, both male and female ends use NPT threads designed for Schedule 40 pipe, meeting Class 150 pressure class requirements.

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