The JBO Thread Ring Gauge (GO) for UNF right-hand threads is a precision inspection tool designed to verify external thread diameters quickly and reliably. Sized for No. 8 x 36 UNF right-hand threads and class 3A, this GO gauge helps machinists, quality inspectors, and shop-floor teams confirm parts meet required standards during assembly and quality checks.

Crafted from hardened steel, the gauge delivers exceptional durability and wear resistance in demanding work environments. Its meticulous design and precise dimensions enable efficient, unambiguous identification of conforming threaded components, supporting consistent quality control and repeatable inspections.

• Precise GO verification for UNF Right-Hand No. 8 x 36: Delivers fast, reliable pass/fail checks on external threads, helping reduce inspection time and prevent out-of-spec parts from advancing in production.
• Durable hardened steel construction: Built to endure daily use in busy workshops, maintaining accuracy and delivering long service life despite wear and tear.
• Ergonomic, user-friendly design: Knurled exterior and straightforward alignment enable quick, confident checks and easy identification of properly conforming threads.

Together, these qualities provide a dependable, repeatable method to verify thread quality, streamline quality control, and improve overall workflow. The gauge supports faster decisions on part acceptance, reduces rework, and helps maintain consistent performance across manufacturing and maintenance applications.