The JBO Thread Plug Gauge (NoGo) is a precision inspection tool sized for UNS right-hand threads, specifically configured for a 1 5/8 x 12 size in the 2B class. It helps manufacturing, automotive, and aerospace teams verify that threaded holes meet Unified thread standards, enabling quick, reliable checks during quality control and assembly preparation.

Designed for everyday use in busy workshops, its rugged, knurled body provides a secure grip and enduring performance. The No-Go design supports fast identification of out-of-spec threads, helping teams deliver consistent results while reducing inspection time and rework.

• Exact UNS Right-Hand 1 5/8 x 12 No-Go Gauge: Delivers precise dimensional checks against the UNS standard, ensuring threaded holes meet the 1 5/8 x 12 specification and align with 2B thread class requirements for reliable fitment.
• No-Go Design for Quick Conformity Checks: Engineered to clearly indicate out-of-tolerance threads, enabling fast, reliable pass/fail decisions that streamline quality control and prevent assembly issues.
• Durable, Ergonomic Knurled Body: Built to withstand daily use in demanding environments, with a secure grip that reduces slipping and fatigue during repetitive inspections.

Using the JBO Thread Plug Gauge NoGo helps you ensure threaded holes are within specification, speeds up inspection workflows, and supports consistent, high-quality results across parts and production runs. It’s a dependable tool for engineers, inspectors, and shop floor teams aiming to minimize downtime and maintain precise thread integrity.