These low-profile breather vents have many applications.  They are most often used on single acting cylinders or valves to prevent dirt and foreign particles from entering ports open to the atmosphere. Common uses can be found on vacuum relief or pressure equalization on gear boxes, oil tanks or reservoirs. 

Nickel Plated Series

-Electroless Nickel Plated Steel Fitting

-40 Micron Sintered Bronze Element

-Temperature 35 - 300 degrees F

Stainless Steel Series

-303 Stainless Steel Body

-70 Micron Sintered 316 SS Element

-Temperature 35 - 392 degrees F