Hy-Pro

Hy-Pro HP866L1210MB

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Dimensional schematic

Micron: 11µm
Media: Dualglass
O.D.: 4.71"
I.D.: 3.132"
Length: 1210"
Seal: Nitrile (Buna-N)
Efficiency: β4000
Collapse: 200 PSID

Hy-Pro HP866L1210MB is a filter element rated at 11 µm, a beta ratio of β ≥ 4000, 200 psid collapse pressure, and measuring 4.71 in OD, 3.132 in ID, and 1210 in length. It uses Dualglass media and Nitrile (Buna-N) seals, rated for -45 °F to 225 °F (Hy-Pro 12F-032 drawing).

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Part Number: HP866L1210MB
Manufacturer: Hy-Pro

Hy-Pro HP866L1210MB specifications

The Hy-Pro HP866L1210MB is a 11µm dualglass filter element. It measures 4.71" OD x 3.132" ID x 1210" long. Filtration efficiency is rated at β4000 per ISO 16889. Seals are Nitrile (Buna-N), rated for -45°F to 225°F. Collapse pressure rating is 200 PSID. 1 verified cross-reference is available from aftermarket manufacturers. Specifications verified. Last reviewed: April 2026

Performance

Micron Rating: 11µm
Media Type: DualglassG8 High-performance glass fiber media
Efficiency (ISO 16889): β4000
Efficiency: 99.97%
Collapse Rating: 200 PSID
Operating Temperature: -45°F to 225°F

Dimensions

O.D. (inches): 4.71"
O.A.L. (inches): 1210"
I.D. (inches): 3.132"
Seal Material: Nitrile (Buna-N)

What replaces the Hy-Pro HP866L1210MB?

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
KHS165659	Keltec	Sourced

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Application & Compatibility

The HY-PRO HP866L1210MB is designed for use in industrial filtration applications. Rated at 11µm. Nitrile (Buna-N) seals provide compatibility with standard petroleum-based fluids and mineral oils.

The 200 PSID collapse rating indicates the maximum differential pressure this element can withstand during cold starts or bypass conditions without structural failure. Ensure your system's maximum differential pressure does not exceed this rating.

Frequently Asked Questions

What micron rating is the Hy-Pro HP866L1210MB?

The Hy-Pro HP866L1210MB has a 11µm micron rating with dualglass filter media, rated at β4000 per ISO 16889.

What are the dimensions of the Hy-Pro HP866L1210MB?

The Hy-Pro HP866L1210MB measures 4.71" OD, 3.132" ID, 1210" overall length.

What seal material does the Hy-Pro HP866L1210MB use?

The Hy-Pro HP866L1210MB uses Nitrile (Buna-N) seals, rated for -45°F to 225°F.

Is there a cross-reference for the Hy-Pro HP866L1210MB?

Yes. There is 1 verified cross-reference for the Hy-Pro HP866L1210MB from manufacturers including Keltec. Contact VerifiedFilters for specific part numbers and availability.

What is the collapse pressure rating of the Hy-Pro HP866L1210MB?

The Hy-Pro HP866L1210MB has a collapse pressure rating of 200 PSID. This indicates the maximum differential pressure the element can withstand without structural failure.

What is the operating temperature range for the Hy-Pro HP866L1210MB?

The Hy-Pro HP866L1210MB is rated for -45°F to 225°F, determined by its Nitrile (Buna-N) seals.

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