Spears Schedule 40 PVC Reducer...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$0.45

Spears Schedule 40 PVC Reducer Bushing, Spigot Connection

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Model: 437-101

In Stock (leaves warehouse same day if ordered before 3pm ET)

$0.45
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Spears Schedule 40 PVC Reducer Bushing, Spigot Connection

The Spears Schedule 40 PVC Reducer Bushing is engineered to transition between two different pipe diameters within a Schedule 40 PVC piping run, available in sizes from 3/4 x 1/2" through 8 x 6" with Spigot x Socket or Spigot x FPT end configurations. Molded from rigid PVC for long-term chemical and corrosion resistance, this reducer bushing is built for reliable, code-compliant performance in pressure and non-pressure PVC piping systems. It is supplied in cartons of 100 ea, making it a practical choice for contractors and distributors handling higher-volume installations.

Key Features

  • Reducing Configuration: Designed as a reducer to allow a smooth transition between differing pipe diameters in the same run, spanning 3/4 x 1/2" up to 8 x 6".
  • Durable Construction: Molded PVC body resists corrosion, chemical exposure, and degradation common to metallic fittings.
  • Flexible Connection Options: Available in Spigot x Socket and Spigot x FPT end configurations to suit solvent-weld and threaded transitions, giving installers versatile fit-up options.
  • Schedule 40 Rated: Matches standard Schedule 40 PVC pipe and fitting dimensions for consistent fit-up across a system.
  • Bulk Packaging: Packaged 100 ea per carton, streamlining ordering and stocking for high-volume jobs.

Technical Specifications

  • Product Material: PVC
  • Packaging: 100 ea
  • PDF:PVC Schedule 40 Fittings: https://zensupply.com/content/pdf/spears/pvc-schedule-40-fittings.pdf

Typical Applications

  • Residential and Commercial PVC Piping Systems
  • Reducing Transitions Between Differing Pipe Sizes
  • Irrigation and Water Distribution Lines
  • Drain, Waste, and Vent (DWV) and Pressure Piping Runs
  • New Construction and Repair/Retrofit Plumbing Work

Why Spears?

Spears is a trusted manufacturer of PVC and CPVC piping products, and this Schedule 40 reducer bushing reflects that focus on durable, precisely dimensioned fittings. Its rigid PVC construction gives installers a dependable way to transition pipe sizes without sacrificing fit or long-term performance in demanding plumbing systems, whether using Spigot x Socket or Spigot x FPT connections.

Product Specs

Product Material:
PVC
Product Type:
Reducer Bushing
Connection Type:
Spigot
Department:
Plumbing
Product Group:
PVC & CPVC Fittings
Product Subgroup:
Fittings and Valves

Spears 437-101 – Frequently Asked Questions

1) What is the difference between the Spears 437 and 438 reducer bushings?
Both are Schedule 40 PVC reducer bushings with a spigot outside end, and the difference is the reduced end. The 437 series is Spigot x Socket, so the smaller side is a solvent-weld socket. The 438 series is Spigot x FPT, so the smaller side is female pipe thread for a threaded transition. Example: 437-249 is 2 x 1 inch Spigot x Socket, 438-249 is the same 2 x 1 inch in Spigot x FPT.
2) Does a spigot reducer bushing glue into a pipe or into a fitting?
The spigot end is sized like pipe, so it solvent-welds into the socket (hub) of another fitting, not over the end of a pipe. That is what makes these bushings useful for dropping the size of a tee, elbow, or coupling outlet you already have in the run. If you need to reduce pipe-to-pipe instead, a reducing coupling or bushing with a socket on the large end is the correct part.
3) Will a Spears Schedule 40 reducer bushing fit another brand of Schedule 40 PVC pipe and fittings?
Yes. The bushing is made to standard Schedule 40 PVC pipe and fitting dimensions, so the spigot end seats in any Schedule 40 socket and the socket end takes any Schedule 40 pipe of that nominal size regardless of who molded it. Don't substitute it into Schedule 80 or DWV hub sockets, which are different dimensions.
4) I need to bring a 2 inch PVC tee outlet down to 1/2 inch threaded for a gauge or sensor. Which part do I order?
Order the 2 x 1/2 inch Spigot x FPT bushing, part 438-247. The spigot end glues into the 2 inch socket of the tee and the 1/2 inch female thread takes the threaded fitting. Use thread sealant appropriate for plastic and hand-tight plus a modest turn only, since overtightening a threaded PVC female port is what cracks it.
5) Is there a 1-1/4 x 1/2 inch Spears Schedule 40 reducer bushing?
No. In 1-1/4 inch the reductions offered are 1-1/4 x 3/4 and 1-1/4 x 1 inch, in both Spigot x Socket and Spigot x FPT. To get from 1-1/4 down to 1/2 inch you would step through a 1-1/4 x 3/4 bushing and then a 3/4 x 1/2 bushing, or move up a size and use the 1-1/2 x 1/2 inch bushing if the larger side of your fitting allows it.
6) Can I use this PVC reducer bushing on a pressure water line, or is it drain only?
It is built for both. Spears lists the Schedule 40 reducer bushing for pressure and non-pressure PVC systems, including irrigation and water distribution as well as drain, waste, and vent runs. The PVC body handles the chemical and corrosion exposure that eats metallic fittings in those lines.
7) Should I use a reducer bushing or a reducing coupling to change pipe size?
It depends on where the size change happens. A reducer bushing like the Spears 437/438 goes inside an existing fitting socket, so it is the part when you want to reduce the outlet of a tee, elbow, or valve without changing that fitting. A reducing coupling is the part when you are joining two runs of pipe of different sizes in open line. If the large side of your transition is a bare pipe end, you want the coupling, not this bushing.
8) How many Spears reducer bushings come in a carton?
They ship 100 each per carton. That packaging suits contractors and distributors stocking a size in volume rather than picking up a single fitting, so if you only need a handful for one repair you will be buying a full carton quantity of that size.
How fast can I get the Spears 437-101 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Spears 437-101 come with a warranty?
Absolutely. The Spears 437-101 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Spears 437-101?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
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