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White PVC cleanout adapter with female threaded ends

Mueller Industries, Inc.

Mueller Industries, Inc. 06148 PVC Cleanout Trap

SKU CH-S1VB-S3HME MPN 06148

PVC Schedule 40 cleanout adapter with 6-inch female NPT threads for gravity-flow drainage systems operating from -20 to 140 degrees Fahrenheit

  • TypeDrain Components
  • Schedule 40 PVC handles gravity-flow drainage reliably
  • Female NPT threads connect cleanly to 6-inch pipe systems
  • Operating range from -20 to 140 °F suits varied climates
  • No seal included allows flexible gasket choice on site
  • Durable Mueller Industries construction fits standard plumbing layouts

PVC Cleanout Adapter for 6-Inch Schedule 40

This Mueller Industries PVC adapter connects a female NPT thread to a 6-inch spigot on Schedule 40 drainage piping. It provides a cleanout access point for gravity-flow waste systems in residential or light commercial plumbing. The fitting is moulded from Schedule 40 PVC for direct solvent-weld installation onto 6 5/8-inch outside-diameter pipe.

Thermals, Noise and Power Draw

The adapter operates passively across a temperature range of -20 to 140 degrees Fahrenheit with no moving parts, so it generates no noise and draws no power. Its Schedule 40 wall thickness handles gravity-flow pressures without deformation. The material remains stable throughout the rated thermal span, maintaining seal integrity in typical drain, waste and vent environments.

Build Integration and Clearance

The spigot end solvent-welds to 6-inch Schedule 40 pipe while the female NPT end accepts a threaded cleanout plug or cap, freeing the system for routine maintenance access. No gasket or seal is included, so the installer supplies the appropriate thread sealant. The fitting adds minimal length to the run, preserving space inside walls or below grade where clearance is limited.

Highlights

  • Schedule 40 PVC handles gravity-flow drainage reliably
  • Female NPT threads connect cleanly to 6-inch pipe systems
  • Operating range from -20 to 140 °F suits varied climates
  • No seal included allows flexible gasket choice on site
  • Durable Mueller Industries construction fits standard plumbing layouts

Specifications

TypeDrain Components
BrandMueller Industries
Model06148

Questions about this item

How do I install the Mueller 06148 PVC cleanout adapter and what step is commonly missed?

Apply primer and solvent cement to both the spigot end and the pipe's outside diameter of 6 5/8 in, then insert fully; the step often missed is allowing the joint to cure completely before testing for leaks.

What maintenance or replacement will the Mueller 06148 adapter need over time?

The PVC Schedule 40 body resists corrosion, but the threaded cleanout plug seal can harden or crack from temperature cycles between -20 and 140 degrees F; replace the plug gasket if seepage appears at the threads.

What is the first limit reached on the Mueller 06148 adapter under continuous gravity-flow use?

The maximum operating temperature of 140 degrees F is the limiting factor; sustained fluid temperatures above this will soften the PVC Schedule 40 material and risk deformation or joint failure.

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