The JBO Thread Plug Gauge (NoGo) is a precision verification tool for BSP (G) threaded pipe connections. Designed for left-hand fittings, it helps professionals in plumbing, fluid handling, and engineering quickly confirm that threads will seal correctly before assembly.

Precisely sized at 2 1/4 x 11, this No-Go plug gauge provides a clear pass/fail indication for non-conforming threads, helping to prevent leaks, cross-threading, and improper fitment in tight spaces.

• No-Go design for quick pass/fail checks: clearly identifies non-conforming BSP (G) threads, enabling fast, reliable quality decisions and reducing the risk of leaks or failed assemblies.
• BSP (G) left-hand threading precision: engineered to the BSP G standard for left-hand threads, ensuring accurate verification of compatible fittings and consistent inspection results.
• Durable, easy-to-handle build: knurled metal body provides a secure grip and lasting durability for repeated use in workshops or on-site inspections.

The JBO NoGo Thread Plug Gauge streamlines your inspection workflow by delivering fast, dependable checks on BSP (G) pipe fittings. With its precise size and clear verification method, you can confidently approve proper fits, accelerate assemblies, and maintain high-quality seals across plumbing, fluid handling, and engineering projects.