Sierracin Magnedyne 9435-09-B Tachometer Armature Kit

Sierracin Magnedyne 9435-09-B Tachometer Armature Kit (Brush Ring) is a new-old-stock (NOS) brush-ring armature assembly designed for Magnedyne tachometer generators. This part, identified by 9435-09-B and associated with F2091 tachometer configurations in postings, includes the armature and brush ring needed to restore tachometer operation in compatible Magnedyne equipment. Marketed as surplus, it is intended for repair or refurbishment of authentic Magnedyne tachometer assemblies. The kit provides the essential components to reestablish electrical contact and rotation sensing within the tachometer generator, helping maintain accurate speed measurement in suitable systems. It is aimed at technicians and facilities maintaining legacy Magnedyne equipment that require genuine, factory parts to ensure proper fit and performance.