The JBO Thread Ring Gauge (GO) for UNJC threads is a precision inspection tool designed for quick, reliable checks of external thread diameters. Sized for Right Hand, 3A class threads at No. 6 x 32, it’s ideal for machinists, inspectors, and quality teams who need fast go/no-go verification to confirm components meet exact standards.

Crafted from hardened steel, this GO gauge delivers durability in demanding workshop environments. Its smooth inner threading and knurled outer surface provide easy handling and long-lasting performance, so you can rely on accurate results batch after batch.

• Precise GO verification for UNJC external threads: Quickly confirms that the external thread diameter at No. 6 x 32 meets the GO limit, speeding inspections and reducing the risk of undersized or oversized parts.
• Hardened steel construction for long life: Made from tough, wear‑resistant steel that stands up to daily use in busy shops, delivering reliable measurements over time.
• User-friendly Go/No-Go usability: Designed for easy handling and fast identification of compliant parts, supporting consistent quality checks with minimal setup and training.

By providing fast, dependable thread verification, this gauge helps streamline your quality control process, reduce downtime, and improve first-pass yield. It supports precise, repeatable measurements across batches, ensuring every UNJC right-hand 3A No. 6 x 32 component meets the required standard, so you can ship parts with confidence.