Specifications:
The document outlines the specifications for the BK1 model with flange connection, covering a torque range from 15 to 10,000 Nm. It includes details on dimensions such as coupling length, outer diameter of the metal bellows, bore diameter, and fastening thread specifications. The document also specifies the inertia moment, mass, torsional stiffness, axial and lateral stiffness, and angular displacement limits.

Procedures:
For custom solutions, the document advises marking the order number with 'XX' and providing detailed explanations for any special requests, such as different hole circles.

Materials:
The bellows are made from highly elastic stainless steel, while the hubs are made from steel.

Design:
The design features two flange hubs with metric threads. It allows for a temporary overload of 1.5 times the nominal torque (TKN).

Special Features:
The document highlights the compact design and the possibility for customer-specific special solutions.

Ordering Example:
An example is provided for ordering a custom BK1 model, indicating the need to specify the series, coupling length, and any special modifications.