Technical Specifications:
The document provides detailed specifications for rotary unions, specifically models 1013 K-I through 1090 K-I. These unions are available in sizes ranging from 1/4" to 3" BSP. The materials used include nickel-plated steel for the 1000 K series and stainless steel 316 L for the 1000 I series. The unions feature male and female connections with right-hand BSPP threads.

Pressure and Temperature:
The maximum pressure varies by model, with a range of 20 to 50 bar, except for the 316 L material which has specific pressure ratings as per the table. The maximum operating temperature is 200°C.

Design and Application:
These rotary unions are designed for swiveling motion and are used in applications involving oil, air, gas, vacuum, water (for 1000 K), and chemicals (for 1000 I). They are particularly suited for use with flexible hoses in decanting hose reels.

Dimensions and Features:
The document includes a detailed table of dimensions for each model, specifying measurements such as diameter and length for various parts of the union. The unions are available in versions with elbows and are constructed from stainless steel 316.

Usage Recommendations:
The unions are recommended for use in lubrication applications starting from model 1027. They are suitable for a variety of industrial applications due to their robust construction and versatile connection options.