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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
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      • What is Pressure Drop or Delta P?
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“Replacement for Air Sentry R-121 Desiccant Air Breather” has been added to your cart. View cart
  • Replacement for Air Sentry D-104 Desiccant Air Breather

    Replacement for Air Sentry D-104 Desiccant Air Breather

    $188.99

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry D-104 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for Air Sentry D-102 Desiccant Air Breather

    Replacement for Air Sentry D-102 Desiccant Air Breather

    $188.99

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry D-102 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for Air Sentry A-352 Desiccant Air Breather

    Replacement for Air Sentry A-352 Desiccant Air Breather

    $188.99

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry A-352 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for Air Sentry A-346 Desiccant Air Breather

    Replacement for Air Sentry A-346 Desiccant Air Breather

    $188.99

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry A-346 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for Air Sentry A-344 Desiccant Air Breather

    Replacement for Air Sentry A-344 Desiccant Air Breather

    $188.99

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry A-344 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Air Sentry A-342 Desiccant Air Breather

    Replacement for Air Sentry A-342 Desiccant Air Breather

    $188.99

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry A-342 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

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  • Replacement for Air Sentry R-121 Desiccant Air Breather

    Replacement for Air Sentry R-121 Desiccant Air Breather

    $169.00

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry R-121 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Air Sentry R-111 Desiccant Air Breather

    Replacement for Air Sentry R-111 Desiccant Air Breather

    $169.00

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry R-111 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Air Sentry R-101 Desiccant Air Breather

    Replacement for Air Sentry R-101 Desiccant Air Breather

    $169.00

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry R-101 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Air Sentry R-100 Desiccant Air Breather

    Replacement for Air Sentry R-100 Desiccant Air Breather

    $169.00

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry R-100 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Air Sentry G5S1N Desiccant Air Breather

    Replacement for Air Sentry G5S1N Desiccant Air Breather

    $169.00

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry G5S1N desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Replacement for Air Sentry D-154 Desiccant Air Breather

    Replacement for Air Sentry D-154 Desiccant Air Breather

    $169.00

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry D-154 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Desiccant Air Breather from SONA

    Replacement for Air Sentry Z-131 Desiccant Air Breather

    $46.44

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry Z-131 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Desiccant Air Breather from SONA

    Replacement for Air Sentry Z-132 Desiccant Air Breather

    $46.44

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry Z-132 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Desiccant Air Breather from SONA

    Replacement for Air Sentry Z-133 Desiccant Air Breather

    $90.40

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry Z-133 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Desiccant Air Breather from SONA

    Replacement for Air Sentry Z-134 Desiccant Air Breather

    $90.40

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry Z-134 desiccant air breather offers trusted performance and engineered quality, all while fitting seamlessly into your existing system.

    Add to cartLoading Done
  • Desiccant Air Breather from SONA

    Replacement for Air Sentry Z-135 Desiccant Air Breather

    $90.40

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

    Proudly Made in America, SONA’s direct replacement for the Air Sentry Z-135 desiccant air breather 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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Source One N.A., LLC

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(888) 650-3320

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Review Cart

  • × Replacement for Internormen 306605 Hydraulic Filter ElementReplacement for Internormen 306605 Hydraulic Filter Element 1 × $190.38
  • × Replacement for Wix D59E06GAV Hydraulic Filter ElementReplacement for Wix D59E06GAV Hydraulic Filter Element 1 × $75.80
  • × Replacement for Pall HC9400FCS13Z Hydraulic Filter ElementReplacement for Pall HC9400FCS13Z Hydraulic Filter Element 1 × $72.59
  • × Replacement for Pall HC8500FCP8H Hydraulic Filter ElementReplacement for Pall HC8500FCP8H Hydraulic Filter Element 1 × $62.56
  • × Replacement for Wix R43D100SV Hydraulic Filter ElementReplacement for Wix R43D100SV Hydraulic Filter Element 1 × $92.78
  • × Replacement for Parker G01090 Hydraulic Filter ElementReplacement for Parker G01090 Hydraulic Filter Element 1 × $52.54
  • × Replacement for Commercial C925394 Hydraulic Filter ElementReplacement for Commercial C925394 Hydraulic Filter Element 1 × $32.85
  • × Replacement for Guardian G822269 80/20 Cellulose/Polyester Blend Dust Collector FilterReplacement for Guardian G822269 80/20 Cellulose/Polyester Blend Dust Collector Filter 1 × $88.05
  • × Replacement for Parker Velcon I-420MM Separator FilterReplacement for Parker Velcon I-420MM Separator Filter 1 × $99.62
  • × Replacement for Filtermart F940013K25V Hydraulic Filter ElementReplacement for Filtermart F940013K25V Hydraulic Filter Element 1 × $72.59
  • × Replacement for Pall HC0101FUN36H 36 Inch 5 Micron Element for Housings, Vessels, and Filter CartsReplacement for Pall HC0101FUN36H 36 Inch 5 Micron Element for Housings, Vessels, and Filter Carts 1 × $228.80
  • × Replacement for Donaldson P560704 Hydraulic Filter ElementReplacement for Donaldson P560704 Hydraulic Filter Element 1 × $323.59
  • × Replacement for Air Sentry M-103 Desiccant Air BreatherReplacement for Air Sentry M-103 Desiccant Air Breather 1 × $188.99
  • × Replacement for Donaldson P166264 Spin-On FilterReplacement for Donaldson P166264 Spin-On Filter 1 × $33.02
  • × Replacement for Pall HC2252FCS19Z Hydraulic Filter ElementReplacement for Pall HC2252FCS19Z Hydraulic Filter Element 1 × $139.15
  • × Replacement for Endustra 51056 80/20 Cellulose/Polyester Blend Dust Collector FilterReplacement for Endustra 51056 80/20 Cellulose/Polyester Blend Dust Collector Filter 1 × $63.99
  • × Replacement for MP Filtri MP5104 Hydraulic Filter ElementReplacement for MP Filtri MP5104 Hydraulic Filter Element 1 × $32.85
  • × Replacement for Donaldson DTHF495UM Hydraulic Filter ElementReplacement for Donaldson DTHF495UM Hydraulic Filter Element 1 × $43.34
  • × Replacement for Behringer BE9020412AV Hydraulic Filter ElementReplacement for Behringer BE9020412AV Hydraulic Filter Element 1 × $24.94
  • × Replacement for Wix 57773 Hydraulic Filter ElementReplacement for Wix 57773 Hydraulic Filter Element 1 × $100.23
  • × Replacement for Parker FC1392F010BS Hydraulic Filter ElementReplacement for Parker FC1392F010BS Hydraulic Filter Element 1 × $62.46
  • × Replacement for Pall HC9601FCT8H Hydraulic Filter ElementReplacement for Pall HC9601FCT8H Hydraulic Filter Element 1 × $188.12
  • × Replacement for Hy-Pro HP65L1325MV Hydraulic Filter ElementReplacement for Hy-Pro HP65L1325MV Hydraulic Filter Element 1 × $69.14
  • × Replacement for Air Sentry R-121 Desiccant Air BreatherReplacement for Air Sentry R-121 Desiccant Air Breather 1 × $169.00

Subtotal: $2,507.38

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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