The JBO Thread Ring Gauge (NoGo) is a precision inspection tool for verifying external threads to Unified standards. Designed for fast, reliable go/no-go checks, it helps manufacturing, automotive, and aerospace teams confirm that threaded components meet specification before integration into assemblies.

Sized for UNS Right-Hand 2A threads in the 1 3/8 x 8 configuration, this gauge uses hardened steel construction for long life in demanding environments. Its meticulous design and precise dimensions support consistent, repeatable inspections with minimal setup.

• No-Go design for quick conformance checks: Provides immediate pass/fail feedback to identify out-of-spec threads, reducing rework and assembly errors on the line.
• Rugged hardened steel construction: Built to withstand daily wear and repeated use, maintaining accuracy and durability in busy shop floors and inspection labs.
• UNS Right-Hand 2A, 1 3/8 x 8 sizing: Precisely matched to common external-thread specifications for reliable, repeatable inspections with minimal guesswork.

Using the JBO Thread Ring Gauge streamlines quality control, speeds up thread verification, and helps your team achieve consistent, high-quality results across batches. It supports faster decision-making, reduces downtime, and gives confidence that every threaded component will fit as intended in downstream assemblies.