The JBO Thread Ring Gauge (NoGo) for BSP (G) threads is a precision inspection tool designed to verify external thread diameters quickly and reliably. It’s ideal for plumbers, fluid-handling technicians, engineers, and workshop professionals who need to confirm BSP G fittings meet exact size and pitch requirements.

With its left-hand orientation and Tol. A specification for 7/8 x 14 BSP(G) threads, this NoGo gauge delivers consistent measurements across batches. Built for durability, it’s crafted to endure daily use in busy shops or on-site environments, making it a dependable choice for quality control and routine verification.

• No-Go design for rapid conformity checks: Quickly identify non-conforming external threads without ambiguity, speeding up inspections and reducing guesswork in assembly and quality control.
• Precise Tol. A accuracy for BSP G 7/8 x 14: Tight tolerance ensures reliable, repeatable results, helping you maintain consistent fitment and sealing across parts and batches.
• Durable, easy-to-use construction: Robust metal body with a knurled edge provides secure handling and long service life, even in demanding workshop or field environments.

Using the JBO Thread Ring Gauge (NoGo) helps you verify fittings before installation, cut downtime, and prevent leaks or mismatches. It supports accurate, efficient quality checks, giving you confidence in every connection and helping your workflow stay on track from production to field work.