O Ring Seals

Genuine O Ring Seals for Diesel Engines - Onan, Cummins, Fleetguard

Discover premium O Ring Seals engineered specifically for Onan, Cummins, and Fleetguard diesel engines. Our genuine seals ensure leak-proof connections and optimal engine performance under demanding conditions.

O Ring Seals for Reliable Sealing Solutions | Genuine Brand Quality

Our range includes high-quality O Ring Seals, gasket seals, and sealing rings crafted to withstand pressure, temperature, and chemical exposure in power engines. Perfect for replacement parts, these seals maintain engine integrity and prevent fluid leaks.

  • Brand Certified: Authentic parts from trusted manufacturers to maintain engine warranty and reliability.
  • Durability: Made from premium elastomers ensuring long-lasting resistance to wear and environmental factors.
  • Wide Compatibility: Suits various Onan, Cummins, and Fleetguard diesel engine models, enhancing product discoverability.

Why Choose Our O Ring Seals?

We provide expertly sourced, genuine O Ring Seals designed to maximize your diesel engine’s performance, ensuring trust, durability, and unmatched quality for your power engine needs.

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  • CUMMINS 5658098 - O-RING SEAL - Original OEM part
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    CUMMINS 5658098 ORING SEAL Original OEM part

    CUMMINS

    $4.80
    $4.39
    Engineered Excellence for Power That Endures Precision sealing for optimal engine performance Durable material designed to withstand extreme operating conditions 100% Genuine OEM Cummins part...
    $4.80
    $4.39
    Add to Cart
    Qty in Cart: 0
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    Price:
    $4.80
    $4.39
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  • Cummins 5266152 Ring Seal OEM
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    CUMMINS 5266152 ORING SEAL CUMMINS Genuine OEM Part

    CUMMINS

    $3.93
    $3.59
    Certified Genuine Cummins OEM part ensuring perfect compatibility Designed to provide a secure, leak-proof seal for critical engine components Enhances durability and helps maintain engine integrity...
    $3.93
    $3.59
    Add to Cart
    Qty in Cart: 0
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    $3.93
    $3.59
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  • CUMMINS 120554 - ORING SEAL Original OEM part PACK OF 2 - Original OEM part - Image 1
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    CUMMINS 120554 ORING SEAL Original OEM part PACK OF 2

    CUMMINS

    $27.34
    $24.97
    Cummins 120554 - O-RING SEAL MINS120554 Our store proudly offers the genuine Cummins 120554 - O-RING SEAL, designed for optimal performance and durability in outdoor equipment. With a commitment to...
    $27.34
    $24.97
    Add to Cart
    Qty in Cart: 0
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    $27.34
    $24.97
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  • ONAN 5090420 ORING SEAL ONAN Genuine OEM Part
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    ONAN 5090420 ORING SEAL ONAN Genuine OEM Part

    ONAN

    $7.92
    $7.23
    Authentic ONAN Genuine OEM O-Ring Seal designed for full compatibility with your generator system Ensures effective sealing to prevent leaks and preserve engine and generator integrity Enhances...
    $7.92
    $7.23
    Add to Cart
    Qty in Cart: 0
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    Price:
    $7.92
    $7.23
    Subtotal:
  • CUMMINS 3087740 - SEAL O RING
    Add to Cart

    CUMMINS 3087740 ORING SEAL CUMMINS Genuine OEM Part PACK OF 12

    CUMMINS

    $55.67
    $50.86
    Genuine OEM Cummins part designed for precise fit and durability. Ensures leak-proof sealing to protect engine components and maintain optimal pressure. Enhances system efficiency by preventing...
    $55.67
    $50.86
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $55.67
    $50.86
    Subtotal:
  • CUMMINS 3007442 - SEAL O RING - Original OEM part
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    CUMMINS 3007442 ORING SEAL CUMMINS Genuine OEM Part PACK OF 6

    CUMMINS

    $44.26
    $40.43
    Genuine OEM Cummins part engineered to meet strict factory standards Provides critical sealing to prevent leaks and maintain engine efficiency Resists wear and temperature extremes, extending...
    $44.26
    $40.43
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $44.26
    $40.43
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  • CUMMINS 3001340 - SEAL O RING - Original OEM part
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    CUMMINS 3001340 ORING SEAL Original OEM part PACK OF 6

    CUMMINS

    $42.69
    $39.00
    Engineered to uphold Cummins' legacy of unmatched durability and trust Superior sealing technology for leak prevention under extreme conditions Material composition designed for long-lasting wear...
    $42.69
    $39.00
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $42.69
    $39.00
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  • CUMMINS 3282133 - ORING SEAL Original OEM part PACK OF 6 - Original OEM part - Image 1
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    CUMMINS 3282133 ORING SEAL Original OEM part PACK OF 6

    CUMMINS

    $53.49
    $48.87
    Precision-engineered sealing excellence for uncompromised performance Durable, resilient material ensuring long-lasting service life 100% Genuine OEM CUMMINS part, designed for exact...
    $53.49
    $48.87
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $53.49
    $48.87
    Subtotal:
  • CUMMINS 3010937 - SEAL O RING -IMAGE1
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    CUMMINS 3010937 ORING SEAL CUMMINS Genuine OEM Part

    CUMMINS

    $10.56
    $9.65
    Certified Genuine OEM CUMMINS component for guaranteed compatibility. Provides critical sealing to prevent leaks and maintain engine pressure integrity. Enhances system efficiency by ensuring...
    $10.56
    $9.65
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $10.56
    $9.65
    Subtotal:
  • CUMMINS 100478 - SEAL O RING-IMAGE1
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    CUMMINS 100478 ORING SEAL Original OEM part PACK OF 2

    CUMMINS

    $6.84
    $6.25
    Precision engineered to protect your engine’s integrity under any condition Durable sealing solution crafted for long-lasting performance and leak prevention Manufactured as a genuine OEM component...
    $6.84
    $6.25
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.84
    $6.25
    Subtotal:
  • CUMMINS 3910824 - SEAL O RING
    Add to Cart

    CUMMINS 3910824 ORING SEAL Original OEM part PACK OF 6

    CUMMINS

    $27.99
    $25.57
    Precision engineered to uphold Cummins' legacy of power and reliability Ensures optimal sealing to prevent leaks and maintain engine integrity Manufactured with durable materials for extended...
    $27.99
    $25.57
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $27.99
    $25.57
    Subtotal:
  • CUMMINS 3347939 - SEAL O RING
    Add to Cart

    CUMMINS 3347939 ORING SEAL Original OEM part PACK OF 6

    CUMMINS

    $38.42
    $35.09
    Precision engineered to maintain peak engine integrity and efficiency Durable sealing solution designed to withstand extreme conditions Ensures leak-free operation, protecting critical engine...
    $38.42
    $35.09
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $38.42
    $35.09
    Subtotal:
  • CUMMINS 4954487 - SEAL O RING
    Add to Cart

    CUMMINS 4954487 ORING SEAL Original OEM part

    CUMMINS

    $6.16
    $5.63
    Precision-crafted for seamless engine integrity Durable material resists wear and extreme conditions Made exclusively by Cummins for guaranteed compatibility 100% OEM quality ensures full system...
    $6.16
    $5.63
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.16
    $5.63
    Subtotal:
  • ONAN 509-0246 - 5090246 ORING SEAL ONAN Genuine OEM Part - Original OEM part - Image 1
    Add to Cart

    ONAN 5090246 ORING SEAL ONAN Genuine OEM Part

    ONAN

    $8.09
    $7.39
    Genuine Cummins/Onan OEM component ensuring perfect fit and function Provides a critical seal to prevent fluid leaks and maintain system pressure Engineered to enhance the longevity and efficiency...
    $8.09
    $7.39
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.09
    $7.39
    Subtotal:
  • CUMMINS 145582 - SEAL O RING
    Add to Cart

    CUMMINS 145582 ORING SEAL Original OEM part

    CUMMINS

    $9.43
    $8.61
    Precision-engineered sealing for uncompromised performance Durable material construction delivering long-lasting protection Authentic OEM component guaranteeing exact fit and compatibility CUMMINS...
    $9.43
    $8.61
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9.43
    $8.61
    Subtotal:
  • CUMMINS 3866633 - ORING SEAL - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3866633 ORING SEAL Original OEM part

    CUMMINS

    $22.15
    $20.23
    Precision-engineered to deliver uncompromising sealing performance under high pressure and extreme temperatures Essential for preventing fluid leaks, preserving engine health, and sustaining...
    $22.15
    $20.23
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $22.15
    $20.23
    Subtotal:
  • CUMMINS 3922794 - SEAL O RING
    Add to Cart

    CUMMINS 3922794 ORING SEAL Original OEM part

    CUMMINS

    $5.98
    $5.47
    Precision-engineered sealing excellence for your Cummins power system Robust, leak-proof design delivering lasting durability Resilient material composition optimized for extreme engine...
    $5.98
    $5.47
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $5.98
    $5.47
    Subtotal:
  • CUMMINS 3678606 - SEAL O RING
    Add to Cart

    CUMMINS 3678606 ORING SEAL Original OEM part

    CUMMINS

    $8.40
    $7.68
    Precision crafted for seamless engine integration and lasting protection Durable sealing solution designed to withstand high pressure and temperature Manufactured to OEM standards for guaranteed...
    $8.40
    $7.68
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.40
    $7.68
    Subtotal:
  • CUMMINS 5261587 - SEAL O RING -IMAGE1
    Add to Cart

    CUMMINS 5261587 ORING SEAL Original OEM part

    CUMMINS

    $7.14
    $6.52
    Precision engineered sealing for uncompromised engine integrity Enhanced resistance to wear and harsh operating conditions 100% genuine Cummins OEM part guaranteeing full compatibility and peak...
    $7.14
    $6.52
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.14
    $6.52
    Subtotal:
  • CUMMINS 3919853 - SEAL O RING-image1
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    CUMMINS 3919853 ORING SEAL Original OEM part

    CUMMINS

    $109.15
    $99.71
    Cummins 3919853 - O-RING SEAL MINS3919853 Discover the genuine 3919853 - O-RING SEAL by Cummins at our store. We offer the best price for this essential replacement part, ensuring both quality and...
    $109.15
    $99.71
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $109.15
    $99.71
    Subtotal:
  • CUMMINS 145583 - ORING SEAL - Original OEM part - Image 1
    Add to Cart

    CUMMINS 145583 ORING SEAL Original OEM part

    CUMMINS

    $12.00
    $10.97
    Cummins 145583 - O-RING SEAL MINS145583 Find the authentic 145583 - O-RING SEAL by Cummins at our store. Our commitment to quality ensures that you'll receive the original part you need to keep your...
    $12.00
    $10.97
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $12.00
    $10.97
    Subtotal:
  • CUMMINS 3883284 - SEAL O RING - Image 1
    Add to Cart

    CUMMINS 3883284 ORING SEAL CUMMINS Genuine OEM Part

    CUMMINS

    $12.28
    $11.22
    Genuine CUMMINS OEM component engineered for exact fit and durability Provides a critical seal to prevent fluid leaks and maintain engine pressure Enhances system reliability by protecting against...
    $12.28
    $11.22
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $12.28
    $11.22
    Subtotal:
  • CUMMINS 3081695 - SEAL O RING
    Add to Cart

    CUMMINS 3081695 ORING SEAL CUMMINS Genuine OEM Part PACK OF 2

    CUMMINS

    $16.96
    $15.49
    Guaranteed Genuine OEM Cummins part engineered to exact specifications. Seals critical connections to prevent fluid leakage and maintain system pressure. Ensures optimal sealing under varying...
    $16.96
    $15.49
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $16.96
    $15.49
    Subtotal:
  • CUMMINS 3902089 - ORING SEAL - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3902089 ORING SEAL Original OEM part

    CUMMINS

    $24.40
    $22.29
    Precision engineered to protect your engine’s heart, the CUMMINS 3902089 ORING SEAL guarantees unmatched sealing integrity. Durable composition ensures long-lasting resistance against wear,...
    $24.40
    $22.29
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $24.40
    $22.29
    Subtotal:
  • CUMMINS 3678756 - SEAL O RING - Image 1
    Add to Cart

    CUMMINS 3678756 ORING SEAL Original OEM part

    CUMMINS

    $18.74
    $17.12
    Precision engineered for seamless sealing and enduring performance Reliable protection against leaks ensuring engine efficiency Manufactured exclusively by Cummins for perfect OEM...
    $18.74
    $17.12
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $18.74
    $17.12
    Subtotal:
  • CUMMINS 3037236 - SEAL O RING - Image 1
    Add to Cart

    CUMMINS 3037236 ORING SEAL Original OEM part PACK OF 2

    CUMMINS

    $11.25
    $10.28
    Precision engineered sealing excellence for your Cummins system Durable material composition ensuring leak-proof operation Manufactured as an original equipment manufacturer (OEM) part by Cummins...
    $11.25
    $10.28
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $11.25
    $10.28
    Subtotal:
  • CUMMINS 137075 - ORING SEAL - Original OEM part - Image 1
    Add to Cart

    CUMMINS 137075 ORING SEAL Original OEM part

    CUMMINS

    $20.36
    $18.60
    Engineered Precision, Enduring Performance Crafted from premium materials for a leak-proof seal Designed specifically to maintain engine integrity and prevent fluid loss 100% genuine OEM Cummins...
    $20.36
    $18.60
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $20.36
    $18.60
    Subtotal:
  • CUMMINS 137074 - ORING SEAL - Original OEM part - Image 1
    Add to Cart

    CUMMINS 137074 ORING SEAL Original OEM part

    CUMMINS

    $33.03
    $30.17
    Cummins 137074 - O-RING SEAL MINS137074 Find the genuine Cummins 137074 - O-RING SEAL, SKU MINS137074, at our store. Crafted to exact specifications, this seal ensures a secure fit for your outdoor...
    $33.03
    $30.17
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $33.03
    $30.17
    Subtotal:
  • CUMMINS 4059172 - SEAL O RING - Image 1
    Add to Cart

    CUMMINS 4059172 ORING SEAL Original OEM part PACK OF 2

    CUMMINS

    $29.40
    $26.86
    Precision-engineered sealing for dependable performance Maintains optimal engine integrity and prevents leaks Manufactured as an authentic OEM component by Cummins for full compatibility CUMMINS...
    $29.40
    $26.86
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $29.40
    $26.86
    Subtotal:
  • CUMMINS 3093809 - ORING SEAL Original OEM part PACK OF 2 - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3093809 ORING SEAL Original OEM part PACK OF 2

    CUMMINS

    $41.63
    $38.03
    Precision-engineered sealing solution for unmatched reliability and protection Designed to maintain optimal pressure and prevent fluid leakage under demanding conditions Crafted with premium...
    $41.63
    $38.03
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $41.63
    $38.03
    Subtotal:
  • CUMMINS 3058653 - SEAL O RING - Image 1
    Add to Cart

    CUMMINS 3058653 ORING SEAL Original OEM part PACK OF 4

    CUMMINS

    $15.66
    $14.31
    Precision-engineered sealing for uncompromised engine integrity Enhances system efficiency by preventing leaks and maintaining pressure 100% genuine OEM Cummins component ensuring flawless...
    $15.66
    $14.31
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $15.66
    $14.31
    Subtotal:
  • On Sale
    CUMMINS 3049221 - SEAL O RING

    CUMMINS 3049221 ORING SEAL Original OEM part PACK OF 10

    CUMMINS

    $53.76
    $43.01
    $49.11
    Precision engineered sealing for uncompromising engine integrity. Exceptional resistance to wear and thermal degradation. Guaranteed genuine OEM Cummins manufacturing for perfect fit and function...
    $53.76
    $43.01
    $49.11
    Qty in Cart: 0
    Quantity:
    Price:
    $53.76
    $43.01
    $49.11
    Subtotal:
  • CUMMINS 3042542 - ORING SEAL CUMMINS Genuine OEM Part PACK OF 2 - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3042542 ORING SEAL CUMMINS Genuine OEM Part PACK OF 2

    CUMMINS

    $16.12
    $14.72
    Certified Genuine Cummins OEM component for guaranteed authenticity. Engineered to provide a precise seal preventing leaks in critical engine systems. Enhances durability under extreme pressure and...
    $16.12
    $14.72
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $16.12
    $14.72
    Subtotal:
  • CUMMINS 3040817 - SEAL O RING - Original OEM part
    Add to Cart

    CUMMINS 3040817 ORING SEAL Original OEM part PACK OF 2

    CUMMINS

    $22.90
    $20.92
    Precision-engineered for exceptional sealing and leak prevention Crafted from premium materials to withstand high pressure and temperature 100% genuine Cummins OEM part ensuring exact fit and peak...
    $22.90
    $20.92
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $22.90
    $20.92
    Subtotal:
  • CUMMINS 4934749 - SEAL O RING -IMAGE1
    Add to Cart

    CUMMINS 4934749 ORING SEAL Original OEM part

    CUMMINS

    $7.37
    $6.73
    Engineered Precision for Reliable Sealing Durable Material Construction Ensuring Long-Term Performance Certified Genuine OEM Cummins Part for Full Compatibility CUMMINS 4934749 ORING SEAL—Power...
    $7.37
    $6.73
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.37
    $6.73
    Subtotal:
  • CUMMINS 3939919 - O-RING SEAL - Original OEM part
    Add to Cart

    CUMMINS 3939919 ORING SEAL CUMMINS Genuine OEM Part

    CUMMINS

    $11.62
    $10.61
    This is a Genuine OEM Cummins part, assuring complete compatibility and superior quality. The CUMMINS 3939919 O-RING SEAL provides a critical sealing solution to prevent fluid leaks and maintain...
    $11.62
    $10.61
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $11.62
    $10.61
    Subtotal:
  • CUMMINS 3930911 - SEAL O RING -IMAGE1
    Add to Cart

    CUMMINS 3930911 ORING SEAL Original OEM part

    CUMMINS

    $11.60
    $10.60
    Cummins 3930911 - O-RING SEAL MINS3930911 Discover top-quality original 3930911 - O-RING SEAL by Cummins at our store. Crafted with precision and durability, this product ensures optimal performance...
    $11.60
    $10.60
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $11.60
    $10.60
    Subtotal:
  • CUMMINS 3912473 - SEAL O RING -IMAGE1
    Add to Cart

    CUMMINS 3912473 CUMMINS Genuine OEM Part

    CUMMINS

    $8.96
    $8.19
    Certified Genuine CUMMINS replacement component for assured compatibility Designed to maintain optimal engine sealing and prevent leaks Enhances engine performance by preserving system integrity...
    $8.96
    $8.19
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.96
    $8.19
    Subtotal:
  • Cummins 3684037 QSB 5.9 Ring Seal OEM
    Add to Cart

    CUMMINS 3684037 QSB 5.9 ORING SEAL Original OEM part

    CUMMINS

    $16.07
    $14.68
    Precision-engineered sealing for uncompromising reliability Durable material composition designed to withstand harsh engine environments Guaranteed genuine OEM part from Cummins ensuring perfect...
    $16.07
    $14.68
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $16.07
    $14.68
    Subtotal:
  • CUMMINS 3678925 - SEAL O RING
    Add to Cart

    CUMMINS 3678925 ORING SEAL Original OEM part

    CUMMINS

    $10.44
    $9.54
    Experience unmatched reliability with this precision-engineered sealing solution Enhance your engine’s efficiency by maintaining superior leak protection Manufactured strictly to OEM specifications...
    $10.44
    $9.54
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $10.44
    $9.54
    Subtotal:
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