JBO Thread Ring Gauge (GO) - UNC - Right Hand - 3A - No. 3 x 48 is a precision Go gauge designed to verify external UNC threads on a wide range of components. Crafted from hardened steel, it delivers durable, reliable go/no-go checks that stand up to daily use in demanding workshop environments.

Designed for engineers, inspectors, machinists, and quality teams, this ring gauge provides a quick, trustworthy way to confirm thread size and fit, helping ensure parts meet the No. 3 x 48 UNC right-hand specification with every inspection.

• Precision UNC Go Gauge for External Threads: Quickly verify that a component’s outer thread diameter matches the No. 3 x 48 UNC right-hand specification, enabling fast pass/fail decisions and reducing rework.
• Hardened Steel Construction with Knurled Edge: Built to endure tough shop conditions, offering wear resistance and a textured grip for secure handling even with gloves, ensuring long service life.
• Standard 3A Right-Hand Configuration: Ensures consistent measurements across operators and batches, supporting reliable quality control and smooth interchangeability with other gauges in the same class.

Using this Go gauge helps your team streamline inspection, cut downtime, and deliver consistently conformed threaded parts. Its durable construction and simple Go/no-go action support repeatable, accurate results across production runs, maintenance checks, and supplier qualification processes.