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  • Quick ReferenceExpand
    • The Role of Hydraulic Filters …Expand
      • Return Line Hydraulic Filtration
      • Pressure Filters for Peak System Performance
      • The Importance of Suction Strainers
      • What is a Micron Rating?
      • What is Pressure Drop or Delta P?
      • What is Filter Efficiency?
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“Replacement for National Filter 9804 20HC Hydraulic Filter Element” has been added to your cart. View cart
  • Replacement for National Filter 7508 6 Spin-On Filter

    Replacement for National Filter 7508 6 Spin-On Filter

    $60.39

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 7508 6 spin-on filter offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 7508 3 Spin-On Filter

    Replacement for National Filter 7508 3 Spin-On Filter

    $60.39

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 7508 3 spin-on filter offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 7508 10 Spin-On Filter

    Replacement for National Filter 7508 10 Spin-On Filter

    $58.84

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 7508 10 spin-on filter offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 9804 20HC Hydraulic Filter Element

    Replacement for National Filter 9804 20HC Hydraulic Filter Element

    $68.16

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9804 20HC element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 9613 20 HC Hydraulic Filter Element

    Replacement for National Filter 9613 20 HC Hydraulic Filter Element

    $179.63

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9613 20 HC element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 9413 10 Hydraulic Filter Element

    Replacement for National Filter 9413 10 Hydraulic Filter Element

    $72.59

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9413 10 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter NFI3SK Hydraulic Filter Element

    Replacement for National Filter NFI3SK Hydraulic Filter Element

    $43.34

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter NFI3SK element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter NFI25SK Hydraulic Filter Element

    Replacement for National Filter NFI25SK Hydraulic Filter Element

    $43.34

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter NFI25SK element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter NFI10SK Hydraulic Filter Element

    Replacement for National Filter NFI10SK Hydraulic Filter Element

    $43.34

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter NFI10SK element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 8308 6 Hydraulic Filter Element

    Replacement for National Filter 8308 6 Hydraulic Filter Element

    $85.50

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 8308 6 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 8308 3 Hydraulic Filter Element

    Replacement for National Filter 8308 3 Hydraulic Filter Element

    $85.50

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 8308 3 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 8308 20 Hydraulic Filter Element

    Replacement for National Filter 8308 20 Hydraulic Filter Element

    $85.50

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 8308 20 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 8308 10 Hydraulic Filter Element

    Replacement for National Filter 8308 10 Hydraulic Filter Element

    $85.50

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 8308 10 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 8316 6 Hydraulic Filter Element

    Replacement for National Filter 8316 6 Hydraulic Filter Element

    $133.85

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 8316 6 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 8316 3 Hydraulic Filter Element

    Replacement for National Filter 8316 3 Hydraulic Filter Element

    $133.85

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 8316 3 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for National Filter 8316 20 Hydraulic Filter Element

    Replacement for National Filter 8316 20 Hydraulic Filter Element

    $134.20

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 8316 20 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 8316 10 Hydraulic Filter Element

    Replacement for National Filter 8316 10 Hydraulic Filter Element

    $134.20

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 8316 10 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 9804 20HC Hydraulic Filter Element

    Replacement for National Filter 9804 20HC Hydraulic Filter Element

    $68.16

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9804 20HC element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 9439 10 Hydraulic Filter Element

    Replacement for National Filter 9439 10 Hydraulic Filter Element

    $187.64

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9439 10 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 9439 6 Hydraulic Filter Element

    Replacement for National Filter 9439 6 Hydraulic Filter Element

    $188.43

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9439 6 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 9439 3 Hydraulic Filter Element

    Replacement for National Filter 9439 3 Hydraulic Filter Element

    $188.43

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9439 3 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 9413 6 Hydraulic Filter Element

    Replacement for National Filter 9413 6 Hydraulic Filter Element

    $73.09

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9413 6 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 9413 3 Hydraulic Filter Element

    Replacement for National Filter 9413 3 Hydraulic Filter Element

    $73.09

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9413 3 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 9413 20 Hydraulic Filter Element

    Replacement for National Filter 9413 20 Hydraulic Filter Element

    $72.59

    Engineered filtration that provides OEM reliability—an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9413 20 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for National Filter 9439 20 Hydraulic Filter Element

    Replacement for National Filter 9439 20 Hydraulic Filter Element

    $187.64

    Engineered filtration that provides OEM reliability—at an excellent value.

    Proudly Made in America with ISO certified manufacturing, SONA’s direct replacement for the National Filter 9439 20 element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
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  • 2026 Hydraulic Filter Element Cross Reference
  • 2026 Spin-On Filter Cross Reference
  • 2026 Desiccant Air Breathers
  • 2025 Dental Equipment Filters
  • 2025 Coalescer and Separator Filters
  • 2025 Suction Strainer Filters Cross Reference
  • 2025 EDM Filters Cross Reference
  • 2025 Air Intake Filters
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Review Cart

  • × Replacement for Parker 937200Q Coreless Hydraulic Filter ElementReplacement for Parker 937200Q Coreless Hydraulic Filter Element 1 × $59.07
  • × Replacement for Hy-Pro HPKL1812MV Hydraulic Filter ElementReplacement for Hy-Pro HPKL1812MV Hydraulic Filter Element 1 × $81.11
  • × Replacement for Donaldson SP1525 Spin-On FilterReplacement for Donaldson SP1525 Spin-On Filter 1 × $26.19
  • × Replacement for Sofima CRA220CV1 Hydraulic Filter ElementReplacement for Sofima CRA220CV1 Hydraulic Filter Element 1 × $43.45
  • × Replacement for Parker FC1361F025BS Hydraulic Filter ElementReplacement for Parker FC1361F025BS Hydraulic Filter Element 1 × $118.45
  • × Replacement for Hy-Pro ST5-100-B3 Suction StrainerReplacement for Hy-Pro ST5-100-B3 Suction Strainer 1 × $43.22
  • × Replacement for Baldwin H9043 Hydraulic Filter ElementReplacement for Baldwin H9043 Hydraulic Filter Element 1 × $24.94
  • × Replacement for Parker 932631Q Hydraulic Filter ElementReplacement for Parker 932631Q Hydraulic Filter Element 1 × $151.47
  • × Replacement for Fluid Power Express FA070143 Hydraulic Filter ElementReplacement for Fluid Power Express FA070143 Hydraulic Filter Element 1 × $36.81
  • × Replacement for Stauff SP030E20B Hydraulic Filter ElementReplacement for Stauff SP030E20B Hydraulic Filter Element 1 × $36.81
  • × Replacement for Parker 922622 Hydraulic Filter ElementReplacement for Parker 922622 Hydraulic Filter Element 1 × $48.15
  • × Replacement for Pall HC9801FDT4H Hydraulic Filter ElementReplacement for Pall HC9801FDT4H Hydraulic Filter Element 1 × $68.16
  • × Replacement for Hy-Pro HP33DHL1425MB Hydraulic Filter ElementReplacement for Hy-Pro HP33DHL1425MB Hydraulic Filter Element 1 × $244.63
  • × Replacement for Baldwin H9075 Hydraulic Filter ElementReplacement for Baldwin H9075 Hydraulic Filter Element 1 × $38.36
  • × Replacement for Pall HC2285FKN12H Hydraulic Filter ElementReplacement for Pall HC2285FKN12H Hydraulic Filter Element 1 × $100.23
  • × Replacement for Wix 57800 Hydraulic Filter ElementReplacement for Wix 57800 Hydraulic Filter Element 1 × $72.59
  • × Replacement for Mahle 891019SMVST25 Hydraulic Filter ElementReplacement for Mahle 891019SMVST25 Hydraulic Filter Element 1 × $225.63
  • × Replacement for Pall HC9604FCN13Z Coreless Filter ElementReplacement for Pall HC9604FCN13Z Coreless Filter Element 1 × $74.00
  • × Replacement for Fleetguard HF28816 Hydraulic Filter ElementReplacement for Fleetguard HF28816 Hydraulic Filter Element 1 × $40.22
  • × Replacement for Filtermart F96048K25B Coreless Hydraulic Filter ElementReplacement for Filtermart F96048K25B Coreless Hydraulic Filter Element 1 × $59.07
  • × SONA Replacement for K2100Replacement for Kaydon K2100 A910267 Separator Filter 1 × $297.53
  • × Replacement for Hydac 2060947 Hydraulic Filter ElementReplacement for Hydac 2060947 Hydraulic Filter Element 1 × $32.85
  • × Replacement for Vickers V6011V1C20 Hydraulic Filter ElementReplacement for Vickers V6011V1C20 Hydraulic Filter Element 1 × $32.85
  • × Replacement for Pall HC9020FDP4Z Hydraulic Filter ElementReplacement for Pall HC9020FDP4Z Hydraulic Filter Element 1 × $24.94
  • × Replacement for Case D89909 Medium Pressure Spin-On FilterReplacement for Case D89909 Medium Pressure Spin-On Filter 1 × $53.66
  • × Replacement for Wix R71E20GV Hydraulic Filter ElementReplacement for Wix R71E20GV Hydraulic Filter Element 1 × $182.61
  • × Replacement for Pall HC9020FUS4Z Hydraulic Filter ElementReplacement for Pall HC9020FUS4Z Hydraulic Filter Element 1 × $24.94
  • × Replacement for Parker R940H3903A Hydraulic Filter ElementReplacement for Parker R940H3903A Hydraulic Filter Element 1 × $188.43
  • × Replacement for Ikron HEK8520106ASFG010LCB Hydraulic Filter ElementReplacement for Ikron HEK8520106ASFG010LCB Hydraulic Filter Element 1 × $24.94
  • × Replacement for Pall HC2216FUS6H Hydraulic Filter ElementReplacement for Pall HC2216FUS6H Hydraulic Filter Element 1 × $50.18
  • × Replacement for Parker 928642Q Hydraulic Filter ElementReplacement for Parker 928642Q Hydraulic Filter Element 1 × $53.88
  • × Replacement for Donaldson P173169 Hydraulic Filter ElementReplacement for Donaldson P173169 Hydraulic Filter Element 1 × $72.97
  • × Replacement for Schroeder K3 Hydraulic Filter ElementReplacement for Schroeder K3 Hydraulic Filter Element 1 × $38.10
  • × Replacement for Hy-Pro HP64L1612MB Hydraulic Filter ElementReplacement for Hy-Pro HP64L1612MB Hydraulic Filter Element 1 × $65.70
  • × Replacement for Parker 933377Q Hydraulic Filter ElementReplacement for Parker 933377Q Hydraulic Filter Element 1 × $42.29
  • × Replacement for National Filter 9804 20HC Hydraulic Filter ElementReplacement for National Filter 9804 20HC Hydraulic Filter Element 1 × $68.16

Subtotal: $2,846.59

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  • Products
    • Hydraulic Filter Elements
    • Spin-On Filters
    • Desiccant Air Breathers
    • Dental Equipment Filters
    • Dust Collector Filters
    • Coalescer and Separator Filters
    • High-Flow Elements
    • EDM Filters
  • Cross by Brand
    • Pall Replacements
    • Parker Replacements
    • Hydac Replacements
    • Donaldson Replacements
    • WIX Replacements
    • Behringer Replacements
    • Zinga Replacements
    • Air Sentry Replacements
    • Des Case Replacements
    • More…
  • Quick Reference
    • The Role of Hydraulic Filters …
      • Return Line Hydraulic Filtration
      • Pressure Filters for Peak System Performance
      • The Importance of Suction Strainers
      • What is a Micron Rating?
      • What is Pressure Drop or Delta P?
      • What is Filter Efficiency?
      • What is Dirt-Holding Capacity?
      • What is ISO 16889?
    • FAQs
  • Contact Us
  • SONA Info
    • About Us
    • Your Privacy…
    • Shipping
    • Returns
    • Warranty