Spears
Schedule 40 PVC Reducing Female Adapter (SOC x FPT)
- Availability:
- Usually Ships Same Day
- Weight:
- 0.00 LBS
Description
Schedule 40 PVC Reducing Female Adapter (SOC x FPT)
Schedule 40 PVC Reducing Female Adapter (SOC x FPT) provides a transition between different nominal connection sizes while combining a compatible PVC socket connection with a female pipe-thread connection. The reducing configuration allows the fitting to connect Schedule 40 PVC piping to a smaller compatible male-threaded piping component.
The Socket x Female Pipe Thread reducing adapter configuration combines a size transition and connection-style transition in one compact PVC fitting. Selection should account for both nominal connection sizes, mating thread compatibility, adjoining piping components, joining requirements, service conditions, system alignment, and available installation clearance.
Product Highlights
- PVC construction
- Schedule 40 design
- Reducing adapter configuration
- Socket x FPT connections
- Provides a threaded transition
- Connects different nominal connection sizes
- Female thread accepts a compatible male thread
- Designed for compatible Schedule 40 PVC piping systems
Technical Specifications
| Product Type | Reducing Female Adapter |
|---|---|
| Material | PVC |
| Schedule | Schedule 40 |
| Configuration | Reducing Straight Adapter |
| Connection | Socket (SOC) x Female Pipe Thread (FPT) |
| Socket Interface | Compatible PVC Pipe |
| Thread Interface | Compatible Male Pipe Thread |
| Adapter Function | Reducing Socket-to-Female-Thread Transition |
| Primary Function | Transition Between Different Compatible Connection Sizes |
| Joining Method | Solvent Cement x Threaded Connection |
Reducing Adapter Design
The reducing adapter configuration combines a nominal size change with a transition between a PVC socket and female pipe thread. This allows compatible Schedule 40 PVC piping to connect directly to a smaller male-threaded component without requiring separate reducing and threaded transition fittings at the same connection point.
The fitting should be selected according to both listed nominal connection sizes rather than only the larger pipe size. Mating thread size, adjoining piping components, system layout, connection requirements, and available installation space should all be confirmed before ordering.
Socket Connection
The socket connection is designed to receive appropriately sized compatible PVC pipe and forms the solvent-weld side of the reducing adapter. The pipe and socket surfaces should be clean, properly prepared, and compatible before the applicable PVC solvent-cement joining procedure is started.
Proper PVC joining materials and installation procedures should be used for the socket connection. The pipe should be fully inserted and maintained in proper alignment during assembly, and the completed solvent-cement joint should receive the required set and cure time before the piping system is placed into service.
Female Pipe Thread Connection
The female pipe-thread connection is designed to accept a compatible male-threaded piping component of the correct reduced nominal size and thread configuration. This provides the threaded interface on the opposite side of the Schedule 40 PVC socket connection while completing the required size transition.
The male-threaded component should be aligned correctly before assembly and installed using the appropriate thread-sealing practice for the piping system. Excessive tightening should be avoided because unnecessary mechanical stress can damage thermoplastic female-threaded fittings.
Reducing Socket-to-Thread Transition
A Schedule 40 PVC Reducing Female Adapter (SOC x FPT) provides a compact solution when a PVC piping line must transition to both a different nominal size and a compatible male-threaded component. The fitting combines these functions while maintaining distinct solvent-weld socket and female-threaded connection interfaces.
Application suitability should be evaluated using the requirements of the complete piping system. Both nominal sizes, PVC pipe compatibility, mating male-thread configuration, joining materials, service conditions, piping support, system alignment, and applicable installation practices should all be considered during selection.
Installation & Selection Considerations
- Confirm both nominal sizes.
- Verify SOC x FPT configuration.
- Confirm male-thread compatibility.
- Use appropriate PVC joining materials.
- Avoid excessive tightening of the threaded connection.

Our PVC fitting specialists can help review both nominal connection sizes, Socket x Female Pipe Thread configuration, mating male-thread requirements, compatible PVC pipe, joining methods, piping layout, intended service conditions, and available installation clearance before you order.
Frequently Asked Questions
What is a Schedule 40 PVC Reducing Female Adapter used for?
It transitions between different nominal connection sizes while providing a compatible PVC socket connection and female pipe-thread connection.
What does SOC x FPT mean?
SOC x FPT identifies a Socket connection on one end and a Female Pipe Thread connection on the opposite end.
Why is this called a reducing adapter?
The fitting connects different nominal connection sizes while also transitioning between socket and female-threaded connection styles.
How is the socket end connected?
The socket end is solvent-cement joined to compatible PVC pipe using the appropriate PVC preparation and joining procedure.
What connects to the FPT end?
The female pipe-thread end accepts a compatible male-threaded component of the correct nominal size and thread configuration.
What should I confirm before ordering?
Confirm both nominal sizes, SOC x FPT configuration, PVC pipe compatibility, mating male-thread size, and installation requirements.
Important Ordering & Installation Notes
- Confirm both nominal sizes.
- Verify SOC x FPT configuration.
- Confirm mating thread compatibility.
- Inspect both connection ends before installation.
- Avoid excessive tightening of the threaded connection.