Tectran 121C Hex Head Pipe Plug Fitting

The Tectran 121C is a hex head pipe plug designed for use in air brake systems, pneumatic lines, and other commercial vehicle fluid or air circuits. This pipe plug features a standard hex head profile for easy installation and removal with common hand tools, and is threaded with NPT (National Pipe Taper) pipe threads for a secure, leak-free seal when ports need to be capped or blocked.

Key Features:

• Hex head design for wrench-on installation and removal
• NPT pipe thread ("P" series) for reliable thread engagement and sealing
• Durable construction suitable for commercial truck, trailer, and heavy-duty powersports applications
• Ideal for plugging unused ports in air brake valves, manifolds, and fittings
• Manufactured by Tectran, a trusted name in heavy-duty air brake and fluid system components

The Tectran 121C pipe plug is a practical, reliable solution for sealing open ports during system modifications, repairs, or winterization of air and fluid systems on commercial vehicles and trailers.