1SFA611920R8019

The ABB MA1-8019 Locking Nut (Part Number: 1SFA611920R8019) is a compact industrial mechanical accessory designed for securing compatible ABB push buttons, selector switches and other pilot devices to electrical control panels and industrial equipment enclosures.

Manufactured by ABB, the MA1-8019 belongs to the company's pilot-device accessory range and is used in the installation and maintenance of supported modular and compact operator assemblies.

The locking nut is an important part of a panel-mounted control device. When an operator is installed through the appropriate panel cutout, the compatible locking nut secures the operator in position according to the manufacturer's mounting arrangement.