3.00-12UN-3A MOD

3.00-12UN-3A MOD Thread ring gage made in China by Sowant per ASME B1.2

Technical Article: ASME B1.2 Modified MOD Thread Ring Gauge 3-12UN-3A – Precision, Compliance, and Global Excellence

Introduction

In high-precision industries such as aerospace, automotive, and oil & gas, thread gauges play a pivotal role in ensuring the integrity of threaded components. Among these, the ASME B1.2 Modified (MOD) Thread Ring Gauge 3-12UN-3A stands out for its rigorous adherence to international standards and exceptional performance. This article explores the features of this specialized gauge, underscores the manufacturing expertise of Sowant Precision Gage, and highlights its global reputation for delivering precision tools with short lead times.

1. Product Overview: 3-12UN-3A Modified MOD Thread Ring Gauge

Key Specifications

• Designation: 3-12UN-3A (Modified MOD Series)

• Nominal Diameter: 3 inches

• Threads Per Inch (TPI): 12 (Unified National Coarse Thread Series)

• Tolerance Class: 3A (high-precision external thread specification)

• Standard Compliance: Fully compliant with ASME B1.2 for modified thread profiles.

Product Features

1. Ultra-High Precision:

   • Manufactured with advanced CNC grinding and inspection technologies to ensure dimensional accuracy within ±0.0025 mm.

   • Hardened and ground surfaces (HRC 60-65) for wear resistance and long-term stability.

2. ASME B1.2 Compliance:

   • The "Modified (MOD)" designation indicates design optimizations for specific industrial applications, enhancing compatibility and performance under extreme conditions.

3. Short Lead Time:

   • Streamlined production processes enable delivery within 2–3 weeks, even for custom orders.

2. Why Choose the 3-12UN-3A Modified MOD Gauge?

Critical Applications

• Aerospace: Verification of high-strength fasteners in engine and structural assemblies.

• Oil & Gas: Inspection of pipeline connectors and drilling equipment.

• Automotive: Quality control for powertrain and suspension components.

Competitive Advantages

• Interchangeability: Compatible with ASME B1.2-modified threads, reducing assembly errors.

• Durability: Precision heat treatment minimizes wear during repeated inspections.

3. Sowant Precision Gage: A Global Leader in Metrology Solutions

Manufacturing Excellence

Sowant Precision Gage is a trusted name in thread gauge production, renowned for:

• Global Reach: Products exported to the USA, Germany, Bulgaria, Malaysia, Vietnam, Indonesia, Russia, the UK, and beyond.

• Quality Assurance: ISO 9001-certified processes, with gauges calibrated to NIST-traceable standards.

• Client Recognition: Consistently praised for reliability, accuracy, and responsive customer service.

Diverse Product Portfolio

In addition to ASME B1.2 MOD gauges, Sowant offers:

• API Petroleum Thread Gauges: Including REG, NC, ACME, Stub ACME, and Buttress threads for oilfield equipment.

• Mitutoyo Measuring Instruments: Precision calipers, micrometers, and CMM probes.

• INSIZE Tools: Height gauges, dial indicators, and specialty metrology devices.

4. Commitment to Speed and Precision

Sowant Precision Gage combines cutting-edge technology with agile manufacturing to meet urgent demands:

• Rapid Prototyping: 3D modeling and CNC machining for custom gauge designs.

• Global Logistics: Efficient shipping to Europe, Asia, and the Americas.

• Technical Support: Expert guidance on gauge selection, maintenance, and calibration.

Conclusion

The ASME B1.2 Modified MOD Thread Ring Gauge 3-12UN-3A exemplifies precision engineering tailored for industries where accuracy and speed are non-negotiable. Sowant Precision Gage reinforces its leadership in metrology through unwavering compliance with international standards, rapid delivery, and a comprehensive product range spanning API petroleum gauges, Mitutoyo instruments, and more.

For inquiries or customized solutions, contact Sowant Precision Gage to experience world-class quality and service.