Pall

Pall HC9021FAT4ZYGA

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Dimensional schematic

Micron: 25µm
Media: Absorber / Adsorbent
O.D.: 1.735"
I.D.: 1.025"
Length: 4"
Seal: Nitrile (Buna-N)

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2 verified cross-references — see what replaces this →

Part Number: HC9021FAT4ZYGA
Manufacturer: Pall

Pall HC9021FAT4ZYGA specifications

The Pall HC9021FAT4ZYGA is a 25µm absorber / adsorbent filter element. It measures 1.735" OD x 1.025" ID x 4" long. Seals are Nitrile (Buna-N), rated for -13°F to 250°F. 2 verified cross-references are available from aftermarket manufacturers. Specifications verified. Last reviewed: February 2026

Performance

Micron Rating: 25µm
Media Type: Absorber / Adsorbent
Operating Temperature: -13°F to 250°F

Dimensions

O.D. (inches): 1.735"
O.A.L. (inches): 4"
I.D. (inches): 1.025"
Seal Material: Nitrile (Buna-N)

What replaces the Pall HC9021FAT4ZYGA?

2 verified cross-references on file. A cross-reference confirms dimensional fit and micron rating — not performance equivalence. Beta ratio, collapse rating, media, and service life can differ between brands.

Part Number	Manufacturer	Match
HP21L4-15EV-NSD	Hy-Pro	Verified
SF9021-4-12UMV-SDM	Swift Filters	Sourced

Get a quote on any of these →

Application & Compatibility

The PALL HC9021FAT4ZYGA is designed for use in hydraulic and lubrication filtration systems. With a 25µm rating, this element is suitable for pump and component protection in industrial hydraulic circuits. Nitrile (Buna-N) seals provide compatibility with standard petroleum-based fluids and mineral oils.

Frequently Asked Questions

What micron rating is the Pall HC9021FAT4ZYGA?

The Pall HC9021FAT4ZYGA has a 25µm micron rating with absorber / adsorbent filter media.

What are the dimensions of the Pall HC9021FAT4ZYGA?

The Pall HC9021FAT4ZYGA measures 1.735" OD, 1.025" ID, 4" overall length.

What seal material does the Pall HC9021FAT4ZYGA use?

The Pall HC9021FAT4ZYGA uses Nitrile (Buna-N) seals, rated for -13°F to 250°F.

Is there a cross-reference for the Pall HC9021FAT4ZYGA?

Yes. There are 2 verified cross-references for the Pall HC9021FAT4ZYGA from manufacturers including Hy-Pro, Swift Filters. Contact VerifiedFilters for specific part numbers and availability.

What is the operating temperature range for the Pall HC9021FAT4ZYGA?

The Pall HC9021FAT4ZYGA is rated for -13°F to 250°F, determined by its Nitrile (Buna-N) seals.

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