Overview: This document provides technical specifications for various types of tube fittings, including Twin Ferrule Fittings and Gauge Connectors. It includes detailed measurements and standards for both fractional and metric tubes to different types of threads.

Specifications: The document lists dimensions for tube fittings, including diameter (D), thread size (G), and other critical measurements such as B, H, A, and L. These specifications are provided for both inch and metric systems, indicating compatibility with different thread types like BSP parallel and NPT.

Procedures: The document outlines the use of Twin Ferrule Fittings and Gauge Connectors, specifying the appropriate dimensions for each application. It includes tables that detail the maximum wall thickness and panel hole sizes for proper installation.

Standards: The fittings comply with international standards such as ISO 228/1, DIN 228/1, BS 2779, and ANSI/ASME B 1.20.1-1983, ensuring compatibility and reliability in various industrial applications.

Recommendations: The document suggests using the specified dimensions and standards to ensure proper fitting and sealing in piping systems. It emphasizes the importance of selecting the correct size and type of fitting for the intended application.

Key Data from Tables: The tables provide detailed measurements for each fitting type, including the outer diameter, thread size, and other critical dimensions. These are essential for ensuring compatibility and proper installation in piping systems.