Air Button, Herga, Mushroom, 13/16" hole size, 2" face diameter, Threaded, White

This part is a Low cost, rugged Air Button Bellows with threaded stem
and nut...
Patented no-leak construction
Need hole size 13/16" diameter

Air Button Complete    Mushroom
Hole Size    13/16"
Face Diameter    2-1/4"
Color    White
Volume    High Volume