Pall

Pall HC9021FKP4HY923

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Dimensional schematic

Micron: 5µm
Media: Microglass (Ultipor/Ultipleat)
O.D.: 1.735"
I.D.: 1.025"
Length: 4.45"
Seal: Fluorocarbon (Viton/FKM)
Efficiency: β1000

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Part Number: HC9021FKP4HY923
Manufacturer: Pall

Pall HC9021FKP4HY923 specifications

The Pall HC9021FKP4HY923 is a 5µm microglass (ultipor/ultipleat) filter element. It measures 1.735" OD x 1.025" ID x 4.45" long. Filtration efficiency is rated at β1000 per ISO 16889. Seals are Fluorocarbon (Viton/FKM), rated for -4°F to 400°F. 1 verified cross-reference is available from aftermarket manufacturers. Specifications verified. Last reviewed: February 2026

Performance

Micron Rating: 5µm
Media Type: Microglass (Ultipor/Ultipleat)
Efficiency (ISO 16889): β1000
Operating Temperature: -4°F to 400°F

Dimensions

O.D. (inches): 1.735"
I.D. (inches): 1.025"
O.A.L. (inches): 4.45"
Seal Material: Fluorocarbon (Viton/FKM)

What replaces the Pall HC9021FKP4HY923?

1 verified cross-reference 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
HP21SL4-2MB	Hy-Pro	Verified

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Application & Compatibility

The PALL HC9021FKP4HY923 is designed for use in hydraulic and lubrication filtration systems. With a 5µm rating, this element is suitable for servo valve protection and high-precision hydraulic systems. Fluorocarbon (Viton/FKM) seals provide compatibility with petroleum-based fluids, synthetic fluids, phosphate esters, and water-glycol mixtures.

Frequently Asked Questions

What micron rating is the Pall HC9021FKP4HY923?

The Pall HC9021FKP4HY923 has a 5µm micron rating with microglass (ultipor/ultipleat) filter media, rated at β1000 per ISO 16889.

What are the dimensions of the Pall HC9021FKP4HY923?

The Pall HC9021FKP4HY923 measures 1.735" OD, 1.025" ID, 4.45" overall length.

What seal material does the Pall HC9021FKP4HY923 use?

The Pall HC9021FKP4HY923 uses Fluorocarbon (Viton/FKM) seals, rated for -4°F to 400°F.

Is there a cross-reference for the Pall HC9021FKP4HY923?

Yes. There is 1 verified cross-reference for the Pall HC9021FKP4HY923 from manufacturers including Hy-Pro. Contact VerifiedFilters for specific part numbers and availability.

What is the operating temperature range for the Pall HC9021FKP4HY923?

The Pall HC9021FKP4HY923 is rated for -4°F to 400°F, determined by its Fluorocarbon (Viton/FKM) seals.

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