Matco-norca mbca00 Black Malleable Iron Pipe Cap 1/8 in

Product Description

The MATCO-NORCA mbca00 is a 1/8-inch black malleable iron pipe cap used to close off the end of a threaded pipe or fitting. It threads onto male NPT pipe ends to create a secure, sealed termination in low-pressure gas, air, or plumbing systems. The black coating provides corrosion resistance suited to dry or mildly corrosive service environments. At 0.03 pounds, this lightweight fitting is easy to handle during installation and is a common component in pipe assemblies across residential and light commercial applications. Licensed plumbers, pipefitters, and gas technicians regularly use caps like this to blank off unused branch outlets or cap test points.

This cap is suited for use in residential and light commercial piping systems where a threaded termination is required on a 1/8-inch NPT male pipe end. Typical applications include capping unused gas line branches, air line test ports, and low-pressure plumbing stub-outs. The malleable iron construction handles the mechanical stress of threaded connections without cracking, making it appropriate for vibration-prone environments such as near appliances or HVAC equipment.

Key Features

• 1/8-inch fitting size for use on standard 1/8-inch NPT threaded pipe ends
• Malleable iron construction provides strength and resistance to cracking under mechanical stress
• Black coating offers corrosion protection in dry or mildly corrosive service conditions
• Lightweight at 0.03 pounds, minimizing added load on small-diameter pipe assemblies
• Closes off unused outlets and test ports in gas, air, and plumbing piping systems

Compatibility

Designed as an OEM-style replacement or standard-stock fitting for 1/8-inch NPT threaded pipe systems in residential and light commercial plumbing and gas piping applications.

Installation Notes

Installation should be performed by a licensed plumber or qualified pipefitter in accordance with applicable local plumbing and gas codes, including IPC and IFGC requirements. Shut off all gas or fluid supply and relieve system pressure before removing or installing any pipe cap. Apply an appropriate thread sealant or PTFE tape to the male threads before threading the cap on by hand, then wrench-tighten to achieve a leak-free seal without over-stressing the fitting. Pressure-test the connection after installation before returning the system to service.

Technical Specifications

• Fitting Size: 1/8 inches
• Fitting Material: Malleable Iron
• Coating: Black
• Item Weight: 0.03 pounds
• Import or Domestic: Import

Standard Information

• Brand: MATCO-NORCA
• Manufacturer Part Number: mbca00