Fitting Size (in.)
Filter Rating
Material Type
Customer Rating
+ Above
+ Above
Brand
Breather Cap — 1in. NPT Size
![Breather Cap — 1in. NPT Size]( "Breather Cap — 1in. NPT Size")
Breather Cap — 1in. NPT Size
Item# 403006
Breather Cap — 3in. Dia.
![Breather Cap — 3in. Dia.]( "Breather Cap — 3in. Dia.")
Breather Cap — 3in. Dia.
Item# 403005
Buyers Breather Cap
![Buyers Breather Cap]( "Buyers Breather Cap")
Buyers Breather Cap
Item# 4030
5 / 5
5 / 5
3 / 5
Item# 403006
Item# 403005
Item# 4030
Only $9.99
Only $8.99
Only $6.99
Breather Cap — 1/2in. NPT Size
![Breather Cap — 1/2in. NPT Size]( "Breather Cap — 1/2in. NPT Size")
Breather Cap — 1/2in. NPT Size
Item# 403004
Buyers Push On Breather Cap — 1 1/2in. Dia.
![Buyers Push On Breather Cap — 1 1/2in. Dia.]( "Buyers Push On Breather Cap — 1 1/2in. Dia.")
Buyers Push On Breather Cap — 1 1/2in. Dia.
Item# 40601
Hydraulic Cylinder Breather Cap — 1/2in. Dia.
![Hydraulic Cylinder Breather Cap — 1/2in. Dia.]( "Hydraulic Cylinder Breather Cap — 1/2in. Dia.")
Hydraulic Cylinder Breather Cap — 1/2in. Dia.
Item# 9011
Item# 403004
Item# 40601
Item# 9011
Only $6.99
Only $9.99
Only $6.99
Did You Know... Northern is also your leader in...
Why Buy from Northern Tool + Equipment?