--- title: F8 Medium Pressure Filter High Flow Filter Assembly Specifications description: F8 Filter Assembly is made for high-viscosity lubricating fluids, high-flow hydraulic and heavily contaminated fuel applications up to 500 psi (34.5 bar). --- [![Donaldson Hy-Pro](https://www.hyprofiltration.com/hs-fs/hubfs/Donaldson%20Hy-Pro%20Logo_Blue.png?width=170&height=76&name=Donaldson%20Hy-Pro%20Logo_Blue.png) ![Donaldson Hy-Pro](https://www.hyprofiltration.com/hs-fs/hubfs/Donaldson%20Hy-Pro%20Logo_Blue.png?width=170&height=76&name=Donaldson%20Hy-Pro%20Logo_Blue.png) ](https://www.hyprofiltration.com?hsLang=en) [**](https://www.hyprofiltration.com/products/filter-assemblies/medium-pressure-assemblies/f8-specifications#tmpmodule_1710871496765239) [![Distributors](https://no-cache.hubspot.com/cta/default/170326/6a993b6f-f737-4a22-8a35-a45c4da5c3b4.png)](https://cta-redirect.hubspot.com/cta/redirect/170326/6a993b6f-f737-4a22-8a35-a45c4da5c3b4) [![eCatalog](https://no-cache.hubspot.com/cta/default/170326/4050f587-90b6-4151-8b5e-82d87ca58336.png)](https://cta-redirect.hubspot.com/cta/redirect/170326/4050f587-90b6-4151-8b5e-82d87ca58336) ** ## F8 Medium Pressure Filter High Flow Filter Assembly Ideal for high viscosity lubricating fluids, high flow hydraulic, and heavily contaminated fuel applications. Drop-in mounting interchange for common pulp and paper industry 8300/8310/8314 filter assemblies. **Max Operating Pressure: 500 psi (34.5 bar)**   [![Download Brochure](https://no-cache.hubspot.com/cta/default/170326/7e23d65d-fede-4a35-82a4-90c4b8913539.png)](https://cta-redirect.hubspot.com/cta/redirect/170326/7e23d65d-fede-4a35-82a4-90c4b8913539) - F8 Drawing - M1 Option Mounting Stand & M2 Option Stabilizing Bracket ![F8 Drawing](https://www.hyprofiltration.com/hubfs/F8%20Drawing-2.png) ![M1 Option Mounting Stand & M2 Option Stabilizing Bracket](https://www.hyprofiltration.com/hubfs/M1%20Option%20Mounting%20Stand%20%26%20M2%20Option%20Stabilizing%20Bracket.png) ΔP INDICATOR TRIGGER 15 psi (1 bar): 25 psid bypass 35 psi (2.4 bar): 50 psid bypass + non bypass Operating Pressure 500 psi (34.5 bar) max OPERATING TEMPERATURE -20°F to 250°F (-29°C to 121°C) materials of Construction #### Head/Lid Cast aluminum (anodized) #### Bowl Industrial coated steel Media Description #### M G8 Dualglass, our latest generation of DFE rated, high performance glass media for all hydraulic & lubrication fluids. βx[C] ≥ 4000 #### A G8 Dualglass high performance media combined with water removal scrim. βx[C] ≥ 4000 (βx ≥ 200) #### W Stainless steel wire mesh media βx[C] ≥ 2 (βx ≥ 2) #### VTM β3[C] ≥ 4000 particulate, insoluble oxidation by-product and water removal media Fluid Compatibility Petroleum and mineral based fluids, #2 diesel fuels (standard). For polyol ester, phosphate ester, and other specified synthetic fluids use fluorocarbon seal option or contact factory. Replacement Elements ![F8 replacement elements ](https://www.hyprofiltration.com/hs-fs/hubfs/Hy-Pro%20Website%20Images/F8/Screen%20Shot%202018-06-27%20at%203.30.26%20PM.png?width=2009&name=Screen%20Shot%202018-06-27%20at%203.30.26%20PM.png "F8 replacement elements ") ΔP Factors ![F8 ΔP factors chart](https://www.hyprofiltration.com/hs-fs/hubfs/Hy-Pro%20Website%20Images/F8/Screen%20Shot%202018-06-27%20at%203.30.59%20PM.png?width=2122&name=Screen%20Shot%202018-06-27%20at%203.30.59%20PM.png "F8 ΔP factors chart") Max flow rates and ΔP factors assume υ = 150 SUS, 32 cSt. See filter assembly sizing guideline for viscosity conversion formula on page 22 for viscosity change. Filter Sizing Chart ![F8 filter sizing chart](https://www.hyprofiltration.com/hs-fs/hubfs/Hy-Pro%20Website%20Images/All/page22-1.png?width=1273&name=page22-1.png "F8 filter sizing chart") Max flow rates and ΔP factors assume υ = 150 SUS, 32 cSt. See filter assembly sizing guideline for viscosity conversion formula on page 22 for viscosity change. ## Have a Question for Donaldson Hy-Pro? [![Contact Us](https://no-cache.hubspot.com/cta/default/170326/82b6a151-2481-4e91-9cac-0d88a5679d18.png)](https://cta-redirect.hubspot.com/cta/redirect/170326/82b6a151-2481-4e91-9cac-0d88a5679d18) [**](https://www.linkedin.com/company/hy-pro-filtration) [**](https://www.youtube.com/c/hyprofiltration) [![Donaldson Hy-Pro Logo](https://www.hyprofiltration.com/hs-fs/hubfs/Hy-Pro%20Logos/Donaldson%20Hy-Pro%20Logo%202.png?width=130&height=58&name=Donaldson%20Hy-Pro%20Logo%202.png "Donaldson Hy-Pro Logo")](https://www.hyprofiltration.com?hsLang=en) Donaldson Hy-Pro 6810 Layton Road Anderson IN, 46011 | +1 (317) 849-3535 | info@hyprofiltration.com | All Rights Reserved 2026 ** [[fa icon="chevron-up"]](https://www.hyprofiltration.com/products/filter-assemblies/medium-pressure-assemblies/f8-specifications#)