Hex Flange Head Capscrews
Genuine Hex Flange Head Capscrews for Onan, Cummins & Fleetguard Engines
Discover our premium collection of Hex Flange Head Capscrews, engineered specifically for power engines by Onan, Cummins, and Fleetguard. These genuine replacement parts are designed to provide a secure fit and superior clamping force, essential for maintaining engine integrity under demanding conditions.
Hex Flange Head Capscrews – Durable, Reliable, Genuine Diesel Engine Parts
Our Hex Flange Head Capscrews feature integrated flanges that distribute load evenly, reducing the need for washers and enhancing stability. Crafted from high-grade materials, these capscrews resist corrosion and wear, ensuring long-lasting performance in diesel engine assemblies.
- Precision Fit: Engineered to meet exact specifications for Onan, Cummins, and Fleetguard power engines.
- Enhanced Durability: Manufactured with premium alloys for superior strength and corrosion resistance.
- Optimized Performance: Flange head design provides reliable clamping force and prevents loosening under vibration.
Maintain your diesel engine’s reliability with our genuine Hex Flange Head Capscrews—trusted by professionals and designed for performance.
Why Choose Our Hex Flange Head Capscrews?
Choose our genuine Hex Flange Head Capscrews for unmatched quality, expert support, and guaranteed compatibility with Onan, Cummins, and Fleetguard diesel engines.
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CUMMINS 3089384 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$16.07$14.68Precision-engineered fastening solution for peak engine integrity Superior corrosion resistance for enduring service life Certified OEM component designed exclusively by Cummins CUMMINS 3089384 HEX...$16.07$14.68 -
CUMMINS 3089366 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$23.23$21.22Engineered for enduring strength: Designed to withstand demanding environments with ease. Precision fit for optimal safety: Ensures seamless integration with Cummins assemblies. 100% Genuine OEM...$23.23$21.22 -
CUMMINS 3089364 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$355.19$324.47Engineered for Endurance: Precision-crafted to meet Cummins’ demanding standards for reliability under extreme conditions. Corrosion-Resistant Finish: Designed to withstand harsh environments,...$355.19$324.47 -
CUMMINS 3089328 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$36.76$33.58Precision engineered fastening for steadfast performance Exceptional corrosion resistance ensures long-lasting security 100% genuine Cummins OEM part guaranteeing compatibility and quality Built to...$36.76$33.58 -
CUMMINS 3089324 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$107.50$98.21Engineered with precision, built to endure—experience unmatched Cummins quality. Designed for exceptional torque retention and vibration resistance. Heat-treated carbon steel ensures outstanding...$107.50$98.21 -
CUMMINS 3089297 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$278.39$254.31Engineered to deliver unwavering strength and safety under heavy-duty conditions Precision machined thread design for optimal fit and torque retention Manufactured as a genuine OEM Cummins component...$278.39$254.31 -
CUMMINS 3089288 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$56.37$51.50Precision that Powers Your Engine’s Heartbeat Robust flange head design for superior torque distribution Manufactured to meet exact Cummins OEM standards for assured compatibility Guaranteed genuine...$56.37$51.50 -
CUMMINS 3089260 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$72.16$65.92Engineered for Endurance: Designed to withstand rigorous demands in Cummins engines and generator systems. Precision Fit: Guarantees seamless integration, preserving engine integrity and performance...$72.16$65.92 -
CUMMINS 3089128 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$91.70$83.77Precision-crafted fastening for unmatched engine security Engineered to withstand extreme stress and vibration Certified OEM part guaranteeing perfect compatibility with Cummins engines CUMMINS...$91.70$83.77 -
CUMMINS 3082439 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$20.20$18.46Precision engineered fastening for uncompromising engine integrity Exceptional tensile strength designed to withstand demanding operational conditions Corrosion-resistant finish ensuring durability...$20.20$18.46 -
CUMMINS 3082359 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$285.32$260.64Engineered to deliver absolute strength and precision fastening for critical power applications. High-grade materials ensure exceptional resistance to vibration, corrosion, and wear. Designed...$285.32$260.64 -
CUMMINS 3069809 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$14.37$13.13Precision engineered fastening for enduring engine integrity Enhanced corrosion resistance for extended service life 100% genuine OEM Cummins part ensuring perfect compatibility and safety CUMMINS...$14.37$13.13 -
CUMMINS 3066207 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$114.43$104.53Engineered for uncompromising durability and precision fastening. Ensures optimal load distribution and secure assembly under extreme conditions. Certified genuine OEM component from Cummins for...$114.43$104.53 -
CUMMINS 3054889 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$17.14$15.66Precision engineered for uncompromising strength and fit Optimized flange design to evenly distribute load and prevent loosening 100% genuine Cummins OEM part guaranteeing seamless...$17.14$15.66 -
CUMMINS 3046284 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$365.96$334.31Engineered for uncompromising strength and secure fastening solutions Corrosion-resistant design ensures lasting durability under extreme conditions Genuine Cummins OEM part guaranteeing perfect fit...$365.96$334.31 -
CUMMINS 3034574 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$76.73$70.09Engineered to deliver uncompromising strength and precision fit. Durable corrosion-resistant finish enhances longevity under demanding conditions. Certified genuine Cummins OEM component ensuring...$76.73$70.09 -
CUMMINS 3033630 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$129.15$117.98Engineered precision for unmatched durability Corrosion-resistant finish ensuring long service life 100% genuine OEM CUMMINS part designed for optimal compatibility CUMMINS 3033630 HEX FLANGE HEAD...$129.15$117.98 -
CUMMINS 3031127 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$69.04$63.07Precision engineered fastening, powering durability and safety Robust flange design delivers optimal clamping force and vibration resistance Original Cummins OEM component guarantees compatibility...$69.04$63.07 -
CUMMINS 3026677 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$158.72$144.99Precision engineered fastening for peak Cummins performance Exceptional durability ensures long-lasting engine stability Certified OEM Cummins component guaranteeing seamless compatibility CUMMINS...$158.72$144.99 -
CUMMINS 3026676 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$171.29$156.48Engineered to deliver uncompromising strength and durability for critical fastening needs Precision-designed flange head ensures optimal load distribution and vibration resistance 100% genuine...$171.29$156.48 -
CUMMINS 2887818 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$187.14$170.95Precision-engineered fastening for uncompromised power system integrity Durable hex flange design for secure, vibration-resistant installation Crafted as a genuine OEM Cummins component to ensure...$187.14$170.95 -
CUMMINS 2887750 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$191.10$174.57Precision engineered fastening solution for dependable engine assembly and durability Corrosion-resistant design ensures long-lasting integrity under demanding conditions Guaranteed genuine OEM...$191.10$174.57 -
CUMMINS 2887532 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$104.20$95.19Trusted Precision Meets Long-Lasting Strength for Your Power Needs Robust Hex Flange Head Design for Superior Load Distribution and Vibration Resistance Manufactured to Exact Cummins OEM...$104.20$95.19 -
CUMMINS 2887481 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$77.26$70.58Engineered for endurance and precision, the backbone of Cummins reliability Exceptional tensile strength and corrosion resistance for long-term security Designed specifically to maintain Cummins...$77.26$70.58 -
CUMMINS 2886978 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$247.74$226.31Precision fastening that upholds Cummins quality and durability Machined for optimal torque distribution and resistance to loosening Manufactured as an Original Equipment Manufacturer (OEM)...$247.74$226.31 -
CUMMINS 2883762 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$80.08$73.16Engineered for Precision and Durability: Delivering unmatched fastening strength to uphold your engine's integrity. Corrosion-Resistant Coating: Built to withstand harsh environments and extend...$80.08$73.16 -
CUMMINS 2882739 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$4.95$4.52Engineered for unwavering strength and stability under demanding conditions Precision-machined hex flange head for enhanced torque retention Crafted as an authentic OEM Cummins component to...$4.95$4.52 -
CUMMINS 2880474 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$62.56$57.15Precision and reliability engineered to power your equipment Robust flange design ensures optimal load distribution and vibration resistance Crafted from premium-grade materials for exceptional...$62.56$57.15 -
CUMMINS 2874751 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$28.98$26.48Precision engineered for seamless integration and peak reliability. Constructed from premium materials to ensure long-lasting durability under demanding conditions. Essential for maintaining the...$28.98$26.48 -
CUMMINS 2874478 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$17.25$15.76Engineered for uncompromising durability and exact fitment Corrosion-resistant finish to withstand demanding operating environments Genuine Cummins OEM component designed to preserve system...$17.25$15.76 -
CUMMINS 2874091 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$5.90$5.39Precision in every thread – engineered to meet Cummins' rigorous standards. Exceptional durability to withstand high-stress engine environments. Corrosion-resistant finish enhances component...$5.90$5.39 -
CUMMINS 2874077 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$12.43$11.35Engineered to perform flawlessly under pressure Maintains structural integrity and vibration resistance Made exclusively as an OEM part by Cummins for guaranteed compatibility CUMMINS 2874077 HEX...$12.43$11.35 -
CUMMINS 2871635 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$16.20$14.80Precision engineered fastening for unmatched reliability High-strength flange head design ensures secure assembly under demanding conditions Authentic Cummins OEM part for guaranteed compatibility...$16.20$14.80 -
CUMMINS 2870510 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$119.54$109.20Cummins 2870510 - HEX FLANGE HEAD CAPSCREW MINS2870510 Discover the authentic quality of the Cummins 2870510 - HEX FLANGE HEAD CAPSCREW, featuring exceptional durability and perfect fit for your...$119.54$109.20 -
CUMMINS 2830730 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$23.88$21.82Precision-engineered fastening for uncompromised generator integrity Durable hex flange head design ensures superior load distribution and vibration resistance Manufactured as an OEM Cummins part to...$23.88$21.82 -
CUMMINS 2830411 HEX FLANGE HEAD CAPSCREW Original OEM part PACK OF 2
CUMMINS
$12.40$11.33Precision engineered to perform when it matters most Robust hex flange head design ensures optimal torque and secure fastening Manufactured as an OEM component for full compatibility and lasting...$12.40$11.33 -
ONAN 815079307 HEX FLANGE SCREW Original ONAN/CUMMINS OEM part
ONAN
$8.09$7.39Engineered for precision and lasting strength Superior corrosion resistance for extended service life Guaranteed OEM authenticity from ONAN ONAN 815-0793-07 HEX FLANGE SCREW—Reliability Secured...$8.09$7.39 -
ONAN 815079302 HEX FLANGE SCREW Original ONAN/CUMMINS OEM part
ONAN
$9.53$8.70Precision fastening engineered for dependable power Durable construction ensures long-term stability under demanding conditions Certified OEM part guarantees exact fit and seamless...$9.53$8.70 -
ONAN 8006420 HEX FLANGE SCREW Original ONAN/CUMMINS OEM part
ONAN
$8.66$7.91Engineered to endure, crafted to perform. Precision-machined for secure engine assembly and optimal vibration resistance. Corrosion-resistant finish ensures longevity even in demanding environments...$8.66$7.91 -
ONAN 815079304 HEX FLANGE SCREW Original ONAN/CUMMINS OEM part
ONAN
$6.99$6.39Trusted strength and precision fastening for your Onan generator. Durable corrosion-resistant design ensures long-lasting secure connections. OEM-certified for seamless compatibility and optimum...$6.99$6.39