Siemens (Powers) replacement diaphragm, for No. 4 actuators with discontinued cast aluminum housings (package of 5).

Siemens (Powers) replacement diaphragm for all but 6 and 331 series actuators in standard black (package of 5).

Pack of five (5) 2" diaphragms for VP656 and VP657 pneumatic actuators.

Barber Colman diaphragm for MK-4XXX Series damper actuators.

Barber Colman diaphragm for MK-7XXX Series temperature controllers.

Barber Colman diaphragm for MK-3 Series.

Johnson Controls diaphragm and seal kit for MP84, MP85, MP86, and MP87 Series pneumatic actuators. MP86 and MP87 actuators require two.