• Replacement for National Filter 7508 6 Spin-On Filter

    Replacement for National Filter 7508 6 Spin-On Filter

    $57.51

    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.

  • Replacement for National Filter 7508 3 Spin-On Filter

    Replacement for National Filter 7508 3 Spin-On Filter

    $57.51

    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.

  • Replacement for National Filter 7508 10 Spin-On Filter

    Replacement for National Filter 7508 10 Spin-On Filter

    $56.03

    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.

  • Replacement for National Filter 9804 20HC Hydraulic Filter Element

    Replacement for National Filter 9804 20HC Hydraulic Filter Element

    $63.70

    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.

  • Replacement for National Filter 9613 20 HC Hydraulic Filter Element

    Replacement for National Filter 9613 20 HC Hydraulic Filter Element

    $167.87

    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.

  • Replacement for National Filter 9413 10 Hydraulic Filter Element

    Replacement for National Filter 9413 10 Hydraulic Filter Element

    $67.84

    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.

  • Replacement for National Filter NFI3SK Hydraulic Filter Element

    Replacement for National Filter NFI3SK Hydraulic Filter Element

    $40.50

    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 NFI3SK element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

  • Replacement for National Filter NFI25SK Hydraulic Filter Element

    Replacement for National Filter NFI25SK Hydraulic Filter Element

    $40.50

    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 NFI25SK element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

  • Replacement for National Filter NFI10SK Hydraulic Filter Element

    Replacement for National Filter NFI10SK Hydraulic Filter Element

    $40.50

    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 NFI10SK element offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

  • Replacement for National Filter 8308 6 Hydraulic Filter Element

    Replacement for National Filter 8308 6 Hydraulic Filter Element

    $79.90

    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.

  • Replacement for National Filter 8308 3 Hydraulic Filter Element

    Replacement for National Filter 8308 3 Hydraulic Filter Element

    $79.90

    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.

  • Replacement for National Filter 8308 20 Hydraulic Filter Element

    Replacement for National Filter 8308 20 Hydraulic Filter Element

    $79.90

    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.

  • Replacement for National Filter 8308 10 Hydraulic Filter Element

    Replacement for National Filter 8308 10 Hydraulic Filter Element

    $79.90

    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.

  • Replacement for National Filter 8316 6 Hydraulic Filter Element

    Replacement for National Filter 8316 6 Hydraulic Filter Element

    $125.09

    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.

  • Replacement for National Filter 8316 3 Hydraulic Filter Element

    Replacement for National Filter 8316 3 Hydraulic Filter Element

    $125.09

    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.

  • Replacement for National Filter 8316 20 Hydraulic Filter Element

    Replacement for National Filter 8316 20 Hydraulic Filter Element

    $125.42

    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.

  • Replacement for National Filter 8316 10 Hydraulic Filter Element

    Replacement for National Filter 8316 10 Hydraulic Filter Element

    $125.42

    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.

  • Replacement for National Filter 9804 20HC Hydraulic Filter Element

    Replacement for National Filter 9804 20HC Hydraulic Filter Element

    $63.70

    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.

  • Replacement for National Filter 9439 10 Hydraulic Filter Element

    Replacement for National Filter 9439 10 Hydraulic Filter Element

    $175.36

    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.

  • Replacement for National Filter 9439 6 Hydraulic Filter Element

    Replacement for National Filter 9439 6 Hydraulic Filter Element

    $176.10

    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.

  • Replacement for National Filter 9439 3 Hydraulic Filter Element

    Replacement for National Filter 9439 3 Hydraulic Filter Element

    $176.10

    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.

  • Replacement for National Filter 9413 6 Hydraulic Filter Element

    Replacement for National Filter 9413 6 Hydraulic Filter Element

    $68.30

    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.

  • Replacement for National Filter 9413 3 Hydraulic Filter Element

    Replacement for National Filter 9413 3 Hydraulic Filter Element

    $68.30

    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.

  • Replacement for National Filter 9413 20 Hydraulic Filter Element

    Replacement for National Filter 9413 20 Hydraulic Filter Element

    $67.84

    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.

  • Replacement for National Filter 9439 20 Hydraulic Filter Element

    Replacement for National Filter 9439 20 Hydraulic Filter Element

    $175.36

    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.

Manufacturing tolerances and specifications often vary between manufacturers. You, as the user and/or purchaser, are solely responsible for reviewing the specifications listed above, making the final selection of the product, and assuring that all performance, maintenance, safety, and warning requirements of your application are met. Our filtration products are not suitable for Aviation applications, nor are they compatible with Skydrol® fluid.

Registered Trademarks of indicated manufacturers are the property of those manufacturers and it is not our intent to imply that Source One N.A. is authorized or licensed to manufacture products under such manufacturer’s name or trademark. Names and part numbers used here are solely for reference.