Replacement diaphragm assembly for Orion OHTA pulsators #7 in detail image Features an accurate and stable pulsation cycle controlled by a special liquid. The OHTA pulsator has an excellent reputation for durability. Stable pulsation cycle is not affected by dust or changes in temperature or humidity.
All Spare Parts available at link below
Quality product made in Japan by Orion
Sold by and ships from Hamby Dairy Supply in Maysville Missouri