Reducer Couplings

Product Specification
Length .010 to 24ʺ
Diameter .010 to 3ʺ
Thread Type UNC, UNF, Acme, Machine
Material Brass, Stainless Steel, Carbon Steel, Alloy Steel, Aluminum
Machine Surface Finish Up to a 16 micro
Tolerances +/-.001ʺ

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Product Description

The reducer coupling is a type of coupling that is used to connect two pipes with different diameters. These couplings are compatible with pipes made from various materials, such as PVC, brass, stainless steel, steel or aluminum. You can use the reducer couplings with a vast variety of pipe sizes and configurations. Norwood Screw Machine Parts is one of the most reliable manufacturers of high-quality reducer couplings in the U.S.

Norwood Screw Machine’s Reducer Coupling Specifications

We have the capability to provide reducer couplings in a wide range of specifications to suit your application requirements. Here are our reducer coupling capabilities:

  • Coupling Styles – We manufacture a variety of reducer couplings. These include flange, flexible, gear, universal and sleeve.
  • Materials – Depending on the application for which they are to be used, these couplings can be made of different materials, such as brass, stainless steel, steel, alloy steel, carbon steel, aluminum and plastic.
  • Diameter – We can provide reducer couplings in a wide range of diameter options varying from 0.010″ to 3ʺ.
  • Length – The length of these couplings can range between 0.010″ and 24ʺ.
  • Material Surface Finish – We provide a material surface finish up to a 16 micro.
  • Tolerances – +/-0.001ʺ
  • Thread Type – Acme, UNC, UNF and Machine.

Beneficial Features of Reducer Couplings

The following beneficial features of these couplings make them popular and preferred in a wide range of applications:

  1. These couplings can be rust-free, which helps them last longer.
  2. The reducer couplings that we provide are ductile.
  3. They are easy-to-install, thus saving a lot of installation time and cost.

Certifications & Standards

All our reducer couplings are manufactured in accordance with the highest standards and adhere to some of the leading certifying bodies.  The hardware accessories that we provide follow the standards set by SAE, ANSI, RoHS, ASTM and ASME.

If you are planning to buy quality reducer couplings for your application you can trust us. Our team of experts will guide you in selecting the right type of reducer coupling with specifications matching your application requirements. Please call us on our toll-free number 1-800-437-6644 or email us at

Industries Served

About Norwood Screw Machine

Norwood is a privately owned custom screw machine parts manufacturer. For over 59 years we serve some of the largest corporations to the small company with a new product to develop. Whether a unique item with a one time requirement or a long running contract order with scheduled deliveries, Norwood Screw Machine Parts is the right choice for the job.



Quality Control

We know that we are - and should be - judged by how quickly, accurately and cost-effectively we meet our customer's needs. Our in-house quality assurance team begins the process with the receipt of an order. They maintain close communications with customers to ensure that customer goals are clearly understood and completely achieved.