Regular Hex Nuts

Genuine Regular Hex Nuts for Diesel Engines - Onan, Cummins & Fleetguard

Maintain the integrity and performance of your diesel engines with our authentic Regular Hex Nuts. Engineered specifically for Onan, Cummins, and Fleetguard power engines, these nuts ensure a secure and stable fit for all critical engine components.

Regular Hex Nuts - Durable, Reliable, Genuine Diesel Engine Parts

Our collection features high-grade hex nuts that provide exceptional strength and corrosion resistance, essential for high-performance diesel engines. Whether you need standard hex nuts, heavy-duty hex nuts, or precision-engineered hex fasteners, our range supports your maintenance and repair needs.

  • Premium Quality: Manufactured from robust materials to withstand harsh engine conditions and vibrations.
  • Wide Compatibility: Compatible with Onan, Cummins, and Fleetguard diesel engine models, ensuring the right fit every time.
  • Secure Assembly: Designed to deliver tight fastening, preventing loosening and enhancing engine reliability.

Why Choose Our Regular Hex Nuts?

Trust our genuine Regular Hex Nuts to deliver unmatched durability, precise fitment, and enhanced engine performance, backed by our commitment to quality and expert support for diesel engine parts.

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  • CUMMINS 4917312 - REGULAR HEX NUT - Original OEM part - Image 1
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    CUMMINS 4917312 REGULAR HEX NUT Original OEM part

    CUMMINS

    $199.20
    $181.97
    Precision-crafted fastening solution for optimized engine stability Durable, corrosion-resistant material for extended service life 100% genuine OEM Cummins part ensuring flawless fit and...
    $199.20
    $181.97
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $199.20
    $181.97
    Subtotal:
  • CUMMINS 4890634 - REGULAR HEX NUT - Original OEM part - Image 1
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    CUMMINS 4890634 REGULAR HEX NUT Original OEM part

    CUMMINS

    $13.12
    $11.98
    Engineered for dependability, built to last — CUMMINS precision in every thread. Premium-grade steel construction resists corrosion and wear for extended service life. Exact OEM specifications...
    $13.12
    $11.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $13.12
    $11.98
    Subtotal:
  • CUMMINS 4097133 - REGULAR HEX NUT - Original OEM part - Image 1
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    CUMMINS 4097133 REGULAR HEX NUT Original OEM part

    CUMMINS

    $19.63
    $17.93
    Engineered reliability crafted to fit your Cummins system flawlessly Robust design ensuring secure fastening under high-stress conditions Corrosion-resistant finish for extended service...
    $19.63
    $17.93
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $19.63
    $17.93
    Subtotal:
  • CUMMINS 4095977 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4095977 REGULAR HEX NUT Original OEM part

    CUMMINS

    $25.16
    $22.98
    Dependable Construction: Designed to withstand demanding engine environments, ensuring long-lasting service. Precision Fit: Engineered by Cummins for seamless integration with your generator and...
    $25.16
    $22.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $25.16
    $22.98
    Subtotal:
  • CUMMINS 4095976 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4095976 REGULAR HEX NUT Original OEM part

    CUMMINS

    $24.20
    $22.11
    Precision engineered for enduring performance Critical fastening component designed to secure engine assemblies Crafted to meet exacting Cummins OEM standards for compatibility and safety Authentic...
    $24.20
    $22.11
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $24.20
    $22.11
    Subtotal:
  • CUMMINS 4095975 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4095975 REGULAR HEX NUT Original OEM part

    CUMMINS

    $50.92
    $46.51
    Precision engineered to empower your engine’s core stability. Durable design ensures long-lasting, vibration-resistant fastening. Corrosion-resistant finish for sustained performance in demanding...
    $50.92
    $46.51
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $50.92
    $46.51
    Subtotal:
  • CUMMINS 4095871 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4095871 REGULAR HEX NUT Original OEM part

    CUMMINS

    $27.78
    $25.38
    Engineered Precision for Enduring Strength Corrosion-Resistant Finish for Durable Service Life 100% Genuine OEM Cummins Part for Optimal Compatibility Trust in the Durability of CUMMINS 4095871...
    $27.78
    $25.38
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $27.78
    $25.38
    Subtotal:
  • CUMMINS 4095858 - REGULAR HEX NUT - Original OEM part - Image 1
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    CUMMINS 4095858 REGULAR HEX NUT Original OEM part

    CUMMINS

    $18.68
    $17.07
    Essential strength engineered for your Cummins power system Precision-crafted hex nut designed for exact fit and reliability Durability that withstands demanding operational environments Guaranteed...
    $18.68
    $17.07
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $18.68
    $17.07
    Subtotal:
  • CUMMINS 4095857 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4095857 REGULAR HEX NUT Original OEM part

    CUMMINS

    $15.47
    $14.13
    Engineered for unmatched strength and secure fastening in critical Cummins systems Precision-crafted hex nut providing consistent torque retention and vibration resistance Corrosion-resistant finish...
    $15.47
    $14.13
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $15.47
    $14.13
    Subtotal:
  • CUMMINS 4095855 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4095855 REGULAR HEX NUT Original OEM part

    CUMMINS

    $6.18
    $5.65
    Perfect harmony of engineering and endurance Precision-machined for optimum torque retention Durably crafted to withstand extreme operating conditions Certified genuine OEM component directly from...
    $6.18
    $5.65
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.18
    $5.65
    Subtotal:
  • CUMMINS 4095853 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4095853 REGULAR HEX NUT Original OEM part

    CUMMINS

    $6.12
    $5.59
    Engineered Precision for Enduring Strength Robust design ensures consistent reliability under intense operating conditions Corrosion-resistant finish optimizes long-term durability and maintenance...
    $6.12
    $5.59
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.12
    $5.59
    Subtotal:
  • CUMMINS 4022547 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4022547 REGULAR HEX NUT Original OEM part

    CUMMINS

    $20.78
    $18.99
    Engineered to perfection for unmatched durability and secure fitment Maintains engine integrity by ensuring reliable fastening under high stress 100% genuine OEM Cummins part for guaranteed...
    $20.78
    $18.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $20.78
    $18.99
    Subtotal:
  • CUMMINS 4016178 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4016178 REGULAR HEX NUT Original OEM part

    CUMMINS

    $17.24
    $15.75
    Precision that powers reliability. Durable construction for enduring strength under demanding conditions. Expertly designed to fit perfectly and maintain engine integrity. 100% genuine Cummins OEM...
    $17.24
    $15.75
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $17.24
    $15.75
    Subtotal:
  • CUMMINS 4014674 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4014674 REGULAR HEX NUT Original OEM part

    CUMMINS

    $8.90
    $8.14
    Precision engineered for uncompromised reliability Critical fastening strength to maintain engine integrity Designed exclusively as an OEM part to guarantee perfect compatibility Secure Your Power...
    $8.90
    $8.14
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.90
    $8.14
    Subtotal:
  • CUMMINS 4006270 - REGULAR HEX JAM NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4006270 REGULAR HEX JAM NUT Original OEM part

    CUMMINS

    $134.07
    $122.47
    Engineered for enduring strength and flawless fitment Precision-machined to meet exact Cummins specifications Essential for maintaining optimal engine assembly integrity 100% Genuine Cummins OEM...
    $134.07
    $122.47
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $134.07
    $122.47
    Subtotal:
  • CUMMINS 4006212 - REGULAR HEX JAM NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4006212 REGULAR HEX JAM NUT Original OEM part

    CUMMINS

    $119.47
    $109.14
    Precision engineered for secure fastening under demanding conditions Crafted to enhance engine stability and reduce maintenance intervals 100% genuine OEM Cummins part ensuring perfect compatibility...
    $119.47
    $109.14
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $119.47
    $109.14
    Subtotal:
  • CUMMINS 3990092 - REGULAR HEX JAM NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3990092 REGULAR HEX JAM NUT Original OEM part

    CUMMINS

    $6.88
    $6.29
    Precision engineering that ensures secure fastening for critical engine components. Durable construction built to withstand high-stress environments and prevent loosening. Guaranteed OEM...
    $6.88
    $6.29
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6.88
    $6.29
    Subtotal:
  • CUMMINS 3979420 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3979420 REGULAR HEX NUT Original OEM part

    CUMMINS

    $18.46
    $16.86
    Engineered to perfection for enduring strength and reliability. Precision-crafted hex nut designed to maintain critical engine assembly stability. Corrosion-resistant finish ensures performance in...
    $18.46
    $16.86
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $18.46
    $16.86
    Subtotal:
  • CUMMINS 3976555 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3976555 REGULAR HEX NUT Original OEM part

    CUMMINS

    $7.40
    $6.76
    Engineered to connect with confidence Precision-machined for secure fastening in demanding power systems Durable construction designed to withstand extreme operating conditions 100% Genuine OEM...
    $7.40
    $6.76
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.40
    $6.76
    Subtotal:
  • CUMMINS 3945228 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3945228 REGULAR HEX NUT Original OEM part

    CUMMINS

    $64.42
    $58.84
    Engineered for enduring reliability in every installation Precision-crafted hex nut designed to maintain optimal engine integrity Corrosion-resistant finish for extended service life under demanding...
    $64.42
    $58.84
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $64.42
    $58.84
    Subtotal:
  • CUMMINS 3943136 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3943136 REGULAR HEX NUT Original OEM part

    CUMMINS

    $15.80
    $14.44
    Precision-engineered fastening for dependable durability Corrosion-resistant design to endure harsh operating conditions Certified OEM Cummins part ensuring perfect fit and performance Secure Your...
    $15.80
    $14.44
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $15.80
    $14.44
    Subtotal:
  • CUMMINS 3915104 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3915104 REGULAR HEX NUT Original OEM part

    CUMMINS

    $13.38
    $12.23
    Reliable fastening every time: Designed to deliver uncompromising strength under demanding conditions. Precision engineered for Cummins systems: Guarantees full compatibility and optimal fitment...
    $13.38
    $12.23
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $13.38
    $12.23
    Subtotal:
  • CUMMINS 3903293 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3903293 REGULAR HEX NUT Original OEM part

    CUMMINS

    $13.78
    $12.59
    Precision engineered to deliver steadfast strength and secure fitment Exceptional corrosion resistance prolongs service life even in demanding environments Designed exclusively by Cummins for...
    $13.78
    $12.59
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $13.78
    $12.59
    Subtotal:
  • CUMMINS 3902692 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3902692 REGULAR HEX NUT Original OEM part

    CUMMINS

    $8.93
    $8.16
    Empowering reliability through precision engineering. Robust design optimized for secure fastening in demanding Cummins engine environments. Made from premium materials to resist wear, corrosion,...
    $8.93
    $8.16
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8.93
    $8.16
    Subtotal:
  • CUMMINS 3900240 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3900240 REGULAR HEX NUT Original OEM part

    CUMMINS

    $4.68
    $4.28
    Precision-crafted to empower enduring engine performance Robust corrosion-resistant composition for extended service life Engineered by Cummins as a genuine OEM component CUMMINS 3900240 REGULAR...
    $4.68
    $4.28
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $4.68
    $4.28
    Subtotal:
  • CUMMINS 3897566 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3897566 REGULAR HEX NUT Original OEM part

    CUMMINS

    $51.36
    $46.92
    Reliability engineered to power your Cummins system seamlessly Precision-crafted hex nut enhances engine stability and safety Durable, corrosion-resistant material designed for long service...
    $51.36
    $46.92
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $51.36
    $46.92
    Subtotal:
  • CUMMINS 3883244 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3883244 REGULAR HEX NUT Original OEM part

    CUMMINS

    $155.18
    $141.76
    Engineered for Precision and Dependability High-grade material ensures lasting strength under demanding conditions Designed to maintain optimal system integrity and safety 100% genuine Cummins OEM...
    $155.18
    $141.76
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $155.18
    $141.76
    Subtotal:
  • CUMMINS 3863271 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3863271 REGULAR HEX NUT Original OEM part

    CUMMINS

    $13.64
    $12.46
    Precision-engineered fastening for unbeatable reliability Durable hex nut designed to maintain structural integrity under demanding conditions Certified OEM component crafted by Cummins to guarantee...
    $13.64
    $12.46
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $13.64
    $12.46
    Subtotal:
  • CUMMINS 3863154 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3863154 REGULAR HEX NUT Original OEM part

    CUMMINS

    $12.76
    $11.66
    Precision-engineered strength for every connection Durable design crafted to withstand harsh operating conditions Direct OEM compatibility guaranteeing flawless integration Authentic Cummins...
    $12.76
    $11.66
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $12.76
    $11.66
    Subtotal:
  • CUMMINS 3680057 - REGULAR HEX JAM NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3680057 REGULAR HEX JAM NUT Original OEM part

    CUMMINS

    $45.40
    $41.48
    Engineered for Precision and Endurance Exceptional Thread Security to Maintain Structural Integrity Corrosion-Resistant Finish for Long-Term Reliability Authentic CUMMINS OEM part guaranteeing...
    $45.40
    $41.48
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $45.40
    $41.48
    Subtotal:
  • CUMMINS 3679921 - REGULAR HEX JAM NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3679921 REGULAR HEX JAM NUT Original OEM part

    CUMMINS

    $17.70
    $16.17
    Precision engineered for seamless integration Exceptional durability to withstand demanding engine environments Certified genuine OEM part from Cummins ensuring exact specifications CUMMINS 3679921...
    $17.70
    $16.17
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $17.70
    $16.17
    Subtotal:
  • CUMMINS 3679694 - REGULAR HEX JAM NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3679694 REGULAR HEX JAM NUT Original OEM part

    CUMMINS

    $17.88
    $16.34
    Precision engineering that secures your power system's integrity Corrosion-resistant design for long service life under demanding conditions 100% Genuine OEM Cummins part guaranteed for exact fit...
    $17.88
    $16.34
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $17.88
    $16.34
    Subtotal:
  • CUMMINS 3679116 - REGULAR HEX JAM NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3679116 REGULAR HEX JAM NUT Original OEM part

    CUMMINS

    $11.75
    $10.73
    Precision-engineered fastening solution ensuring unmatched stability under extreme conditions Robust hex jam nut design optimized for secure tightening and vibration resistance Original Equipment...
    $11.75
    $10.73
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $11.75
    $10.73
    Subtotal:
  • CUMMINS 3617958 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3617958 REGULAR HEX NUT Original OEM part

    CUMMINS

    $24.58
    $22.46
    Experience unmatched power connection with precision-engineered OEM components. Robust hex nut designed for enduring strength and secure fastening under high stress. Corrosion-resistant finish...
    $24.58
    $22.46
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $24.58
    $22.46
    Subtotal:
  • CUMMINS 3612793 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3612793 REGULAR HEX NUT Original OEM part

    CUMMINS

    $5.99
    $5.48
    Engineered Precision for Unwavering Reliability Durable Construction Ensuring Long-Term Stability Exact OEM Specification for Perfect Fit and Function 100% Genuine CUMMINS OEM Part, Built to Uphold...
    $5.99
    $5.48
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $5.99
    $5.48
    Subtotal:
  • CUMMINS 3531582 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3531582 REGULAR HEX NUT Original OEM part

    CUMMINS

    $250.77
    $229.08
    Engineered to secure your power system with precision Durable design for sustained reliability under demanding conditions Guaranteed original equipment manufacturer quality from Cummins CUMMINS...
    $250.77
    $229.08
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $250.77
    $229.08
    Subtotal:
  • CUMMINS 3423228 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3423228 REGULAR HEX NUT Original OEM part

    CUMMINS

    $425.94
    $389.10
    Durability and precision engineered for Cummins powerhouses Corrosion-resistant finish ensures long-lasting fastening strength Exact OEM specifications guarantee seamless integration 100% Genuine...
    $425.94
    $389.10
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $425.94
    $389.10
    Subtotal:
  • CUMMINS 3420844 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3420844 REGULAR HEX NUT Original OEM part

    CUMMINS

    $14.18
    $12.96
    Authentic Strength: Engineered to meet Cummins’ rigorous standards, this hex nut offers unmatched fastening reliability. Precision Fit: Designed specifically for Cummins engines to ensure seamless...
    $14.18
    $12.96
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $14.18
    $12.96
    Subtotal:
  • CUMMINS 3420625 - REGULAR HEX JAM NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3420625 REGULAR HEX JAM NUT Original OEM part

    CUMMINS

    $142.00
    $129.72
    Engineered for precision, crafted for endurance. Corrosion-resistant hex jam nut for secure fastening under high stress. Exact OEM specifications ensure perfect compatibility and reliability...
    $142.00
    $129.72
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $142.00
    $129.72
    Subtotal:
  • CUMMINS 3406946 - REGULAR HEX NUT - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3406946 REGULAR HEX NUT Original OEM part

    CUMMINS

    $478.39
    $437.01
    Engineered to ensure uncompromised fastening strength in demanding Cummins applications Crafted with high-grade materials for exceptional wear resistance and longevity 100% genuine OEM part from...
    $478.39
    $437.01
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $478.39
    $437.01
    Subtotal:
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