Walker E30731RXA Compressed Air Filter Element – 0.01 Micron Dust (Reverse Flow) (Grade RXA)

The Walker E30731RXA is a genuine Walker Filtration 0.01 Micron Dust (Reverse Flow) replacement dust filter element for Alpha series compressed air and gas filter housings. Deep-pleated media delivers 99.999% efficiency tested in accordance with ISO 12500-3, with a low differential pressure that keeps running cost down over the life of the element.

0.01 Micron Dust (Reverse Flow) — Grade RXA

Rated for 0.01 micron removal. Installed in reverse-flow orientation downstream of a desiccant dryer to capture desiccant fines and particulate.

Fits These Housings

Fits the same Walker Filtration housings as the coalescing grades, installed downstream of a desiccant dryer:

• Walker A30280 Alpha 1 1/4" NPT Compressed Air Filter - 280 SCFM
• Walker A30320 Alpha 1 1/2" NPT Compressed Air Filter - 320 SCFM

Replacement & Maintenance

Replace every 12 months, or sooner if the differential pressure indicator signals, to maintain rated air quality and minimize energy cost. Genuine Walker Filtration element — part number E30731RXA.

Which Housings Take This Element?

The E30731RXA is the 0.01 micron dust element for these Walker housings. The housing is the same across grades — only the element changes:

• A30280 — 1-1/4" — 280 SCFM
• A30320 — 1-1/2" — 320 SCFM

Replace on the differential pressure indicator or every 12 months, whichever comes first.

View the Walker Alpha Dust Filter Datasheet