Non-filtered Breather Vents
Filtered Breather Vents
These breathers are designed for rugged industrial applications. They are designed to maintain safe, equalized pressure in a unit even when it is being filled or under sudden changes in ambient temperature. You have a choice of non-filtered which permits straight-through flow of air or filtered which has a screen and two layers of Nylon for filtration.
NON-FILTERED BREATHER VENTS

Steel with Zinc Plated
Nominal Pipe Size |
Part Number |
A Overall Length |
B Hex Size |
C Cover Diameter |
|---|---|---|---|---|
| 1/8" - 27 NPT | 8017011 | 1.25 | 0.50 | 0.61 |
| 1/4" - 18 NPT | 8027031 | 1.34 | 0.75 | 0.84 |
| 3/8" - 18 NPT | 8037021 | 1.34 | 0.75 | 0.84 |
| 1/2" - 14 NPT | 8047031 | 1.46 | 0.87 | 0.97 |
FILTERED BREATHER VENTS

Steel with Zinc Plated
Nominal Pipe Size |
Part Number |
A Overall Length |
B Hex Size |
C Cover Diameter |
|---|---|---|---|---|
| 1/8" - 27 NPT | 8017021 | 1.25 | 0.50 | 0.61 |
| 1/4" - 18 NPT | 8027041 | 1.34 | 0.75 | 0.84 |
| 3/8" - 18 NPT | 8037031 | 1.34 | 0.75 | 0.84 |
| 1/2" - 14 NPT | 8047041 | 1.46 | 0.87 | 0.97 |