McDonnell & Miller FS7S-4R-4 Paddle Arm Kit for Liquid Flow Switches is a replacement paddle arm kit designed for use with McDonnell & Miller FS7S-4R-4 liquid flow switch assemblies. The part number 337550 uniquely identifies this kit, which provides the paddle arm component required for proper flow sensing in compatible switches. Designed for maintenance or service of FS7S-4R-4 switches, this kit helps restore accurate liquid flow detection in your system.
