Smith-blair BAKCOUP8 8 Inch Pipe Coupling

Product Description

The SMITH-BLAIR BAKCOUP8 is an 8-inch pipe coupling designed for joining, repairing, or reconnecting sections of pipe in water, wastewater, and industrial piping systems. Couplings of this type create a pressure-rated mechanical connection without requiring welding or threading, making them a practical solution for field repairs and new installations alike. Licensed plumbers, pipefitters, and utility contractors are the primary installers. The BAKCOUP8 is built to the dimensional standards expected of an 8-inch nominal pipe coupling and is suited for buried, above-grade, or exposed service depending on the installation conditions.

This coupling is appropriate for residential, commercial, and municipal piping applications where an 8-inch nominal pipe size is in service. Typical use cases include repair of damaged pipe sections, coupling of dissimilar pipe materials, and permanent or semi-permanent mechanical joints in pressurized water or wastewater lines. It is commonly specified by utility crews, mechanical contractors, and service plumbers working on mainline and branch piping.

Key Features

• 8-inch nominal pipe size provides a fit for standard 8-inch pipe outside diameters
• Mechanical coupling design allows installation without welding or threading
• Suited for repair and new-construction piping applications
• Compatible with buried and above-grade service conditions

Compatibility

Designed as an OEM-style mechanical coupling for use with 8-inch nominal pipe in water, wastewater, and industrial piping systems.

Installation Notes

Installation should be performed by a licensed plumber or pipefitter following local plumbing codes and applicable AWWA standards. Depressurize and isolate the pipe section before beginning work. Ensure pipe ends are clean, free of burrs, and within the coupling manufacturer's allowable outside diameter range before assembly. Torque fasteners evenly and in a cross pattern to the coupling manufacturer's specification using a calibrated torque wrench.

Technical Specifications

• Nominal Pipe Size: 8 inches

Standard Information

• Brand: SMITH-BLAIR
• Manufacturer Part Number: BAKCOUP8