Diesel Engine Lock Nuts
Genuine Diesel Engine Lock Nuts for Onan, Cummins, and Fleetguard Engines
Maintain the integrity and performance of your diesel engines with our authentic Diesel Engine Lock Nuts. Engineered specifically for Onan, Cummins, and Fleetguard power engines, these lock nuts provide reliable vibration resistance and secure fastening to keep your engine components firmly in place.
Secure Your Diesel Engine Components with Genuine Onan, Cummins & Fleetguard Lock Nuts
Our range includes high-quality nylon lock nuts, all-metal lock nuts, and standard lock nuts, designed to meet the rigorous demands of diesel engine applications. Each lock nut ensures optimal durability, corrosion resistance, and secure fitment to enhance engine reliability.
- Precision Engineering: Crafted for exact fit on Onan, Cummins, and Fleetguard diesel engines.
- Durability & Strength: Made from premium alloys to resist wear and maintain engine stability.
- Enhanced Vibration Resistance: Prevents loosening under extreme engine conditions, ensuring safety and performance.
Upgrade your diesel engine maintenance with our genuine lock nuts, designed to provide lasting security and efficiency.
Why Choose Our Diesel Engine Lock Nuts?
Experience exceptional quality and trusted performance with our genuine Onan, Cummins, and Fleetguard lock nuts—engineered for durability, safety, and optimal power engine operation every time.
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CUMMINS 3089271 - LOCK NUT - Original OEM part
CUMMINS
$10.18$9.40Cummins 3089271 - LOCK NUT MINS3089271 Find ultimate peace of mind in the quality of your lawn mower repair with the 3089271 - LOCK NUT from Cummins. Our store proudly offers this genuine replacement part, ensuring top-notch performance and durability...$10.18$9.40 -
CUMMINS 3085869 - LOCK NUT - Original OEM part
CUMMINS
$80.49$74.27Cummins 3085869 - LOCK NUT MINS3085869 Our store offers the top-quality original Cummins 3085869 - LOCK NUT, ensuring your outdoor equipment is in optimal condition. With fast shipping and the best price guaranteed, this genuine part is a reliable...$80.49$74.27 -
CUMMINS 3078200 - TAPPET TOP STOP LOCK NUT - Original OEM part
CUMMINS
$156.62$144.49Cummins 3078200 - TAPPET TOP STOP LOCK NUT MINS3078200 When it comes to quality and authenticity, look no further than our store for the original "3078200 - TAPPET TOP STOP LOCK NUT" by Cummins. Expertly crafted to meet the highest standards, this...$156.62$144.49 -
CUMMINS 3074256 - TAPPET TOP STOP LOCK NUT - Original OEM part
CUMMINS
$111.57$102.94Cummins 3074256 - TAPPET TOP STOP LOCK NUT MINS3074256 Discover the authentic 3074256 - TAPPET TOP STOP LOCK NUT by Cummins, SKU MINS3074256, at our store. Our commitment to stocking genuine replacement parts ensures reliability and compatibility with...$111.57$102.94 -
CUMMINS 3072991 - LOCK NUT - Original OEM part
CUMMINS
$7.74$7.15Cummins 3072991 - LOCK NUT MINS3072991 Our store proudly offers the genuine 3072991 - LOCK NUT from Cummins, ensuring high-quality replacement parts for your outdoor equipment needs. With a commitment to authenticity and reliability, trust in us to...$7.74$7.15 -
CUMMINS 3069015 - LOCK NUT - Original OEM part
CUMMINS
$10.46$9.66Cummins 3069015 - LOCK NUT MINS3069015 Discover the authentic Cummins 3069015 - LOCK NUT at our store, the ultimate destination for precision replacement parts. Benefit from the assurance of genuine quality, ensuring the perfect fit and performance for...$10.46$9.66 -
CUMMINS 3068860 - LOCK NUT - Original OEM part
CUMMINS
$45.56$42.04Cummins 3068860 - LOCK NUT MINS3068860 Discover the Cummins 3068860 - LOCK NUT, the essential replacement part to keep your outdoor equipment running smoothly. Our store stands out as the premier destination for authentic Cummins parts, ensuring quality...$45.56$42.04 -
CUMMINS 3055775 - BEARING LOCK NUT - Original OEM part
CUMMINS
$60.90$56.19Cummins 3055775 - BEARING LOCK NUT MINS3055775 Find the authentic 3055775 - BEARING LOCK NUT by Cummins at our store. Crafted impeccably for durability and performance, this essential part ensures a seamless operation for your outdoor equipment. Don't...$60.90$56.19 -
CUMMINS 3051461 - LOCK NUT - Original OEM part
CUMMINS
$32.50$29.99Cummins 3051461 - LOCK NUT MINS3051461 Discover the genuine quality of the Cummins 3051461 - LOCK NUT, engineered for precision and durability. Trust our store to provide you with authentic replacement parts that ensure optimal performance for your...$32.50$29.99 -
CUMMINS 3034304 - LOCK NUT - Original OEM part
CUMMINS
$119.10$109.87Cummins 3034304 - LOCK NUT MINS3034304 Find peace of mind knowing you're getting the genuine 3034304 - LOCK NUT from Cummins when you shop with us. Our store is your top choice for original replacement parts, guaranteeing quality and compatibility for...$119.10$109.87 -
CUMMINS 3004853 - LOCK NUT - Original OEM part
CUMMINS
$34.14$31.50Cummins 3004853 - LOCK NUT MINS3004853 Our store proudly offers the genuine Cummins LOCK NUT with the SKU MINS3004853, ensuring top-quality replacements for your outdoor equipment needs. Crafted with precision and designed for durability, this LOCK NUT...$34.14$31.50 -
CUMMINS 3004057 - LOCK NUT - Original OEM part
CUMMINS
$79.77$73.60Cummins 3004057 - LOCK NUT MINS3004057 Find genuine quality with the 3004057 - LOCK NUT by Cummins, SKU MINS3004057 available exclusively at our store. Ensure peak performance by opting for original parts for your outdoor equipment. This lock nut...$79.77$73.60 -
CUMMINS 3001284 - LOCK NUT - Original OEM part
CUMMINS
$35.25$32.53Cummins 3001284 - LOCK NUT MINS3001284 Discover the precision and reliability of the Cummins 3001284 - LOCK NUT, crafted to keep your outdoor equipment running smoothly. Find the pristine balance of quality and durability with this genuine replacement...$35.25$32.53 -
CUMMINS 2894635 - BEARING LOCK NUT - Original OEM part
CUMMINS
$165.46$152.65Cummins 2894635 - BEARING LOCK NUT MINS2894635 Ensure the longevity and efficiency of your outdoor equipment with the original 2894635 - BEARING LOCK NUT by Cummins. Our store proudly offers this essential replacement part at the best price, coupled...$165.46$152.65 -
CUMMINS 206506 - LOCK NUT - Original OEM part
CUMMINS
$134.88$124.44Cummins 206506 - LOCK NUT MINS206506 Get the authentic 206506 - LOCK NUT from Cummins at our store, ensuring quality and compatibility with your outdoor equipment. Our store stands out as the prime choice for genuine replacement parts, offering...$134.88$124.44 -
CUMMINS 191517 - LOCK NUT - Original OEM part
CUMMINS
$21.49$19.84Cummins 191517 - LOCK NUT MINS191517 Find the perfect solution for your outdoor equipment with the Cummins 191517 - LOCK NUT at our store. Engineered to meet the highest quality standards, this original replacement part ensures a precise fit and...$21.49$19.84 -
CUMMINS 167299 - LOCK NUT - Original OEM part
CUMMINS
$22.90$21.13Cummins 167299 - LOCK NUT MINS167299 Finding the authentic 167299 - LOCK NUT by Cummins can be challenging, but our online store ensures you get the genuine product at the best price. Crafted for durability and reliability, this LOCK NUT is an essential...$22.90$21.13 -
CUMMINS 115508 - LOCK NUT - Original OEM part
CUMMINS
$23.51$21.69Cummins 115508 - LOCK NUT MINS115508 Whether you're repairing your lawn mower or outdoor equipment, the 115508 - LOCK NUT from Cummins is a crucial component needed for a secure fit. Our store offers genuine Cummins parts, ensuring high quality and...$23.51$21.69 -
CUMMINS 113051 - LOCK NUT - Original OEM part
CUMMINS
$41.97$38.73Cummins 113051 - LOCK NUT MINS113051 Find the ideal solution with the 113051 - LOCK NUT from Cummins. Made with premium quality materials, this original replacement part ensures a perfect fit for your outdoor equipment. Trust Cummins' reputation for...$41.97$38.73 -
CUMMINS 110013 - LOCK NUT - Original OEM part
CUMMINS
$20.21$18.65Cummins 110013 - LOCK NUT MINS110013 Our store proudly offers the genuine Cummins 110013 - LOCK NUT, perfect for your outdoor equipment maintenance needs. With a reputation for quality and durability, these lock nuts are essential for keeping your...$20.21$18.65 -
CUMMINS 108074 - LOCK NUT - Original OEM part
CUMMINS
$15.68$14.48Cummins 108074 - LOCK NUT MINS108074 Find the authentic 108074 - LOCK NUT from Cummins at our store. Made for precision and durability, this LOCK NUT is essential for keeping your outdoor equipment running smoothly. Don't compromise on quality. Get your...$15.68$14.48 -
ONAN A029C938 - SELF LOCK HEX NUT - Original ONAN/CUMMINS OEM part
ONAN
$6.27$5.80Cummins SELF LOCK HEX NUT A029C938 Discover the reliable SELF LOCK HEX NUT by Cummins, SKU A029C938, ensuring your lawn mower and outdoor equipment remain securely fastened. Our store offers genuine replacement parts, assuring top-notch quality...$6.27$5.80 -
ONAN 186-6666 - M12 X 1.75 LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$4.15$3.84Cummins M12 X 1.75 LOCK NUT 186-6666 Discover the genuine Cummins M12 X 1.75 LOCK NUT, SKU 186-6666, designed for optimal performance and durability. Look no further for the highest quality replacement part that provides a secure fit for your outdoor...$4.15$3.84 -
ONAN 185-7380 - LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$11.46$10.58Cummins LOCK NUT 185-7380 Discover top-notch quality with the Cummins LOCK NUT (SKU: 185-7380) at our store. Crafted to precision, this genuine part ensures a perfect fit for your outdoor equipment maintenance needs. Trust Cummins for durability and...$11.46$10.58 -
ONAN A035F848 - SELF LOOK HEX NUT - Original ONAN/CUMMINS OEM part
ONAN
$9.76$9.01Cummins SELF LOOK HEX NUT A035F848 Discover the perfect solution for your outdoor equipment maintenance with the SELF LOCK HEX NUT by Cummins, SKU A035F848. Ensure a secure and durable fit with this original part, designed for efficiency and longevity...$9.76$9.01 -
ONAN 870-2056 LOOK FLANGE NUT - ONAN Genuine OEM Part
ONAN
$8.05$7.44Authentic ONAN Genuine OEM Look Flange Nut designed for precise fit and durability. Ensures secure fastening critical to preventing loosening under vibration and load. Optimizes generator operational stability and safety in demanding power applications...$8.05$7.44 -
ONAN 870-2055 LOOK FLANGE NUT - ONAN Genuine OEM Part
ONAN
$7.77$7.18Genuine ONAN OEM part designed to meet strict Cummins quality standards Ensures a secure and reliable fastening for generator components Engineered to resist wear, corrosion, and maintain tight connection under vibration Essential for maintaining system...$7.77$7.18 -
ONAN 870-2054 - LOOK FLANGE NUT - Original ONAN/CUMMINS OEM part
ONAN
$7.79$7.20Cummins LOOK FLANGE NUT 870-2054 Upgrade your lawn mower's performance with the original "LOOK FLANGE NUT" (SKU: 870-2054) by Cummins. Our store offers this high-quality part at the best price, ensuring you get the perfect fit and lasting durability for...$7.79$7.20 -
ONAN 870-0506 LOCK NUT - ONAN Genuine OEM Part
ONAN
$7.79$7.20Certified Genuine OEM ONAN part ensuring perfect fit and lasting durability Secures critical components to prevent loosening under vibration and heavy use Essential for maintaining mechanical integrity and safety in generator assemblies Engineered for...$7.79$7.20 -
ONAN 870-0235 - SELF LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$7.12$6.58Cummins SELF LOCK NUT 870-0235 Discover the Cummins 870-0235 SELF LOCK NUT, ensuring a secure fit for your lawn mower or outdoor equipment. Our store offers original replacement parts, guaranteeing quality and compatibility. Get this essential component...$7.12$6.58 -
ONAN 870-0212 - 1/4- 20 LOOK NUT - Original ONAN/CUMMINS OEM part
ONAN
$7.25$6.70Cummins 1/4- 20 LOOK NUT 870-0212 Find the authentic 1/4- 20 LOOK NUT SKU 870-0212 by Cummins at our store. We guarantee high-quality original parts for your lawn mower and outdoor equipment. With our competitive pricing and fast shipping service, you...$7.25$6.70 -
ONAN 870-0138 - SELF LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$7.14$6.60Cummins SELF LOCK NUT 870-0138 Find peace of mind knowing you're getting the authentic SELF LOCK NUT by Cummins with SKU 870-0138 from our store. Our commitment to quality ensures you're receiving the exact part you need for your outdoor equipment. Shop...$7.14$6.60 -
ONAN 518-0313 - NUT LOCK COMPOUND - Original ONAN/CUMMINS OEM part
ONAN
$7.17$6.63Cummins NUT LOCK COMPOUND 518-0313 Discover the genuine Cummins NUT LOCK COMPOUND (SKU: 518-0313) at our online store, where quality meets affordability. Our store stands out as the top choice for all your outdoor equipment replacement part needs. Take...$7.17$6.63 -
ONAN 187-6178 - SELF LOOK NUT - Original ONAN/CUMMINS OEM part
ONAN
$6.93$6.40Cummins SELF LOOK NUT 187-6178 Find genuine Cummins SELF LOCK NUTs with SKU 187-6178 at our online store where quality meets affordability. Our original replacement parts ensure the perfect fit and optimal performance for your outdoor equipment...$6.93$6.40 -
ONAN 870-0513-02 - HEX FLANGE LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$6.70$6.19Cummins HEX FLANGE LOCK NUT 870-0513-02 Looking for the ultimate solution to secure your outdoor equipment or lawn mower Look no further than the Cummins HEX FLANGE LOCK NUT (SKU: 870-0513-02) available in our store. Crafted with precision and...$6.70$6.19 -
ONAN 870-2304 - M3 X 0.5 STAINLES LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$4.35$4.02Cummins M3 X 0.5 STAINLES LOCK NUT 870-2304 Find the genuine Cummins M3 X 0.5 STAINLES LOCK NUT with SKU 870-2304 at our store. This high-quality stainless lock nut is designed for durability and precise fit. Ensure your outdoor equipment operates...$4.35$4.02 -
ONAN 870-2281 - LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$6.42$5.93Cummins LOCK NUT 870-2281 Meet the versatile LOCK NUT model 870-2281 by Cummins, an essential part designed for durability and precision. Our store stands out as your top choice for authentic replacement parts like this LOCK NUT, ensuring optimal...$6.42$5.93 -
ONAN 870-2265 - M4 SELF LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$4.35$4.02Cummins M4 SELF LOCK NUT 870-2265 At our store, you can find the original M4 SELF LOCK NUT by Cummins with SKU 870-2265. This high-quality replacement part ensures secure fastening for your outdoor equipment, making maintenance a breeze. Trust in the...$4.35$4.02 -
ONAN 870-2235 - M8 X 1.25 FLANGE LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$4.36$4.03Cummins M8 X 1.25 FLANGE LOCK NUT 870-2235 When it comes to securing your outdoor equipment for optimal performance, trust only in the genuine quality of the Cummins M8 X 1.25 FLANGE LOCK NUT (Product SKU: 870-2235). Our store is your best choice for...$4.36$4.03 -
ONAN 870-2231 - M2.5 THN NYLON LOCK NUT - Original ONAN/CUMMINS OEM part
ONAN
$4.35$4.02Cummins M2.5 THN NYLON LOCK NUT 870-2231 Look no further for your M2.5 THN NYLON LOCK NUT with SKU 870-2231 from Cummins. Our store proudly offers this original replacement part at the best price, ensuring you get quality and value. With fast shipping,...$4.35$4.02