Reducing Coupling
| Size | 1/4" to 2" |
|---|---|
| Material | Stainless Steel |
| Part Number | Bell Reducing Coupling |
| Thread | Female NPT x Female NPT (Reducing) |
| Working Pressure | Class 150# Fittings |
Starting at $1.33
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- Product Description:
- ● A stainless steel bell reducer coupling is a pipe fitting reducer with internal threads of different sizes on each end.
- ● They resemble the shape of a bell with larger female (external) threads on one end of a conical reducer and smaller female (external) threads on the other end.
- Used for:
- ● A threaded bell reducer is used to connect two male threads of different sizes together.
- ● Used to connect pipes or fittings of different sizes together.
- ● They can reduce a male thread to a smaller female thread.
- ● Conversely they can also be used to increase a male thread to a larger female thread.
- Advantage:
- ● A bell reducer increases or decreases the pipe size in a uniform manner.
- ● This is the major advantage over a Hex Bushing which has a sharp change in diameter when increasing or decreasing the thread size.
- To Install:
- ● Thread the internal female threads onto male threads of the same size
- Item Sizing:
- ● Bell couplings are sized by stating the larger female thread first and then the smaller female thread.
- ● For Example: A 1" x 3/4" bell reducer will have a 1" female thread and a 3/4" female thread.
- Also referred to as:
- ● Threaded Reducing Coupling.
- ● Pipe Reducing Couplings.
- Other Options:
- ● Other options include Reducing Bushing are also threaded reducers with female threads on both ends.
- ● Scroll down to "Related Products" for more options on threaded pipe reducers.
- Materials of Construction:
- ● These threaded reducers are manufactured with Stainless Steel 304 & 316.
More information:
Bell Reducers, are pipe reducing couplings used change the thread size which enables them to connect pipes of different diameters or fittings of different sizes. They are shaped like a bell with larger female (internal) threads one end and smaller female threads on the other end. The conical bell shape makes for a smooth transition between two pipes or fittings of different sizes. This leads to less turbulence at the site where the pipe size is reduced. The larger female threads will screw onto the larger male threaded fitting or pipe, and the smaller female threads will screw onto the smaller male threaded fitting or pipe. A threaded reducing pipe coupling is used to convert a male thread into a female thread while at the same time increasing a smaller thread size to a larger one, or reducing a larger thread size into a smaller one. The NPT threads (National Pipe Thread) on these threaded pipe reducers are tapered which ensure a secure and water tight fit when screwed together with the corresponding male thread. Unlike bushing reducers this bell reducer pipe fitting has female threads x female threads which allow them join two male threads of different sizes, most commonly two pipes of different diameters. The advantage these reducing pipe couplings have over reducing bushings is that they transition to a different size in a uniform manner, and in this way streamline the flow in a piping system. Constructed out of Stainless Steel 304 and 316 they are corrosion resistant, rust resistant, chemical resistant and they have a long service life. Stainless steel bell reducers are widely used in plumbing where they are used to connect pipes of different sizes and also to adapt threaded connections and to different sizes.
Dimensions:

Specifications:
| Size | 1/4" to 2" |
|---|---|
| Material | Stainless Steel |
| Part Number | Bell Reducing Coupling |
| Thread | Female NPT x Female NPT (Reducing) |
| Working Pressure | Class 150# Fittings |


