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 3936685 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$12.09$11.05Unyielding strength engineered for Cummins power systems Precision-machined to ensure exact fit and torque retention Corrosion-resistant construction for enduring service life 100% genuine OEM from...$12.09$11.05 -
CUMMINS 3936643 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$7.90$7.22Precision engineered for enduring power Exceptional torque retention for critical engine components Manufactured to Cummins’ stringent OEM standards for reliability CUMMINS 3936643 HEX FLANGE HEAD...$7.90$7.22 -
CUMMINS 3935477 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$128.78$117.64Precision-engineered fastening for uncompromised power integrity. Durable hex flange head design ensures secure, vibration-resistant tightening. Premium-grade OEM material crafted to meet Cummins...$128.78$117.64 -
CUMMINS 3935190 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$620.73$567.03Engineered to uphold the legacy of Cummins power and trust. High-strength construction ensures secure fastening under demanding operating conditions. Flange head design provides enhanced load...$620.73$567.03 -
CUMMINS 3934054 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$6.90$6.31Engineered Precision, Trusted Durability Heavy-Duty Construction for Lasting Reliability Enhanced Torque Stability to Sustain Engine Integrity 100% Genuine OEM CUMMINS Part for Guaranteed...$6.90$6.31 -
CUMMINS 3932222 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$12.60$11.52Engineered Precision for Enduring Strength Corrosion-resistant finish ensures long-lasting service life Designed specifically for Cummins engines guaranteeing seamless compatibility and...$12.60$11.52 -
CUMMINS 3931411 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$16.49$15.07Engineered for dependable fastening with industrial-grade strength Precision thread design ensures optimal torque and vibration resistance Certified genuine OEM from Cummins for guaranteed...$16.49$15.07 -
CUMMINS 3930837 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$8.10$7.40Engineered Endurance for Peak Performance Precision-fit Hex Flange Head Capscrew for Secure Assembly Robust Design Enhances Vibration Resistance and Longevity Authentic OEM Part from Cummins for...$8.10$7.40 -
CUMMINS 3930320 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$68.97$63.01Precision-engineered durability for mission-critical fastening. Hex flange design ensures optimal torque distribution and vibration resistance. Guaranteed genuine OEM quality from Cummins for full...$68.97$63.01 -
CUMMINS 3929864 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$11.32$10.34Dependable fastening for peak engine stability Precision-machined flange design for vibration resistance Certified OEM Cummins component ensuring exact compatibility CUMMINS 3929864 HEX FLANGE HEAD...$11.32$10.34 -
CUMMINS 3928923 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$798.30$729.25Engineered to uphold Cummins' uncompromising standards of durability and precision Designed for optimal torque and vibration resistance to maintain engine integrity Manufactured as a genuine OEM...$798.30$729.25 -
CUMMINS 3928848 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$16.33$14.92Engineered for unwavering strength under rigorous conditions Designed to maintain optimal torque and prevent loosening during operation Manufactured as a genuine OEM part by Cummins for guaranteed...$16.33$14.92 -
CUMMINS 3928527 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$27.93$25.51Engineered for Endurance: Designed to withstand extreme conditions ensuring lasting strength. Precision Fit: Guaranteed compatibility for seamless installation in Cummins power systems. OEM...$27.93$25.51 -
CUMMINS 3927949 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$65.28$59.64Precision-engineered fastening solution for demanding Cummins power systems Designed to deliver lasting hold and resist vibration under heavy operational loads Genuine OEM Cummins part ensuring full...$65.28$59.64 -
CUMMINS 3927064 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$14.13$12.91Precision engineered fastening for uncompromising reliability Robust hex flange design ensures optimal torque and vibration resistance Built to OEM Cummins standards for guaranteed compatibility and...$14.13$12.91 -
CUMMINS 3925402 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$5.90$5.39Precision engineered for demanding environments Ensures optimal connection strength and vibration resistance Certified genuine OEM part directly from Cummins Seamless Power Connection with the...$5.90$5.39 -
CUMMINS 3925393 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$8.36$7.64Precision engineered to uphold Cummins’ legacy of power and durability Robust hex flange design provides secure fastening and vibration resistance Manufactured exclusively as a genuine OEM Cummins...$8.36$7.64 -
CUMMINS 3925381 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$11.58$10.58Engineered Precision Meets Lasting Strength Robust hex flange design for superior fastening reliability Optimized for consistent torque retention under demanding conditions 100% OEM authenticity...$11.58$10.58 -
CUMMINS 3925379 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$8.57$7.83Precision engineered for enduring strength Optimized flange design enhances load distribution and minimizes loosening 100% genuine OEM Cummins component for assured compatibility and safety Trust...$8.57$7.83 -
CUMMINS 3923216 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$30.37$27.74Engineered to endure the toughest demands Precision fit for flawless compatibility OEM authenticity for guaranteed reliability CUMMINS 3923216 HEX FLANGE HEAD CAPSCREW – The Backbone of Enduring...$30.37$27.74 -
CUMMINS 3923077 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$13.86$12.66Precision engineered fastening for enduring reliability Exceptional tensile strength to maintain engine integrity under demanding conditions Corrosion-resistant coating for extended service...$13.86$12.66 -
CUMMINS 3923022 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$25.87$23.63Precision fastening engineered for superior engine integrity. Robust flange design ensures enhanced load distribution. Constructed with premium materials delivering long-lasting durability. 100% OEM...$25.87$23.63 -
CUMMINS 3922863 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$34.87$31.86Precision engineered fastening solution for dependable Cummins engine integrity Constructed with high-strength materials to ensure long-lasting durability under pressure Certified OEM part...$34.87$31.86 -
CUMMINS 3922737 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$60.53$55.29Precision engineered fastening for uncompromising reliability Robust hex flange design for optimal torque distribution Manufactured to strict OEM standards by Cummins for guaranteed...$60.53$55.29 -
CUMMINS 3922639 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$46.19$42.20Engineered to empower your Cummins equipment with unwavering precision and endurance Durable hex flange design ensures optimal fastening strength and vibration resistance Precisely manufactured to...$46.19$42.20 -
CUMMINS 3921742 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$76.12$69.53Precision fastening for uncompromising engine reliability Robust hex flange design delivers superior torque control Corrosion-resistant finish enhances longevity under extreme...$76.12$69.53 -
CUMMINS 3920622 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$15.50$14.16Precision engineered fastening solution for dependable engine integrity. Designed to withstand high torque and vibrations for enduring operational stability. Guaranteed genuine OEM Cummins component...$15.50$14.16 -
CUMMINS 3920400 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$3.64$3.32Cummins 3920400 - HEX FLANGE HEAD CAPSCREW MINS3920400 Look no further for the authentic 3920400 - HEX FLANGE HEAD CAPSCREW from Cummins. Our store offers this original part with the best price in...$3.64$3.32 -
CUMMINS 3920371 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$46.23$42.23Precision engineered fastening for uncompromising strength. Corrosion-resistant coating ensures extended service life under harsh conditions. Manufactured as a genuine OEM Cummins component...$46.23$42.23 -
CUMMINS 3920345 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$29.95$27.36Dependable power, piece by piece. Precision-engineered flange head capscrew for secure fastening under demanding conditions. Corrosion-resistant finish extends service life, maintaining engine...$29.95$27.36 -
CUMMINS 3920344 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$15.59$14.25Engineered Precision, Unmatched Reliability Exceptionally crafted for secure fastening in critical engine components Corrosion-resistant design to withstand harsh operating conditions Guaranteed...$15.59$14.25 -
CUMMINS 3919995 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$38.65$35.31Precision engineered for uncompromising strength and reliability in every application Ensures secure fastening under extreme vibrations and temperature fluctuations 100% genuine Cummins OEM...$38.65$35.31 -
CUMMINS 3919952 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$46.10$42.12Engineered precision for lasting strength and perfect fit. Robust flange design delivers superior load distribution. Durable corrosion-resistant coating for extended service life. 100% Genuine OEM...$46.10$42.12 -
CUMMINS 3919951 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$35.97$32.86Cummins 3919951 - HEX FLANGE HEAD CAPSCREW MINS3919951 At our store, you'll find the original 3919951 - HEX FLANGE HEAD CAPSCREW by Cummins, ensuring top-quality performance and compatibility with...$35.97$32.86 -
CUMMINS 3919864 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$9.14$8.35Engineered to uphold Cummins' legacy of power and reliability. Robust hex flange design delivers superior fastening strength under demanding conditions. Crafted from high-grade materials to resist...$9.14$8.35 -
CUMMINS 3918498 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$57.02$52.08Engineered for Excellence: Precision torque and durability under demanding conditions. Corrosion-Resistant Finish: Optimized to withstand harsh environments and extend service life. OEM...$57.02$52.08 -
CUMMINS 3918153 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$57.97$52.96Engineered precision for dependable strength under pressure Designed to enhance structural integrity and vibration resistance Certified OEM part from Cummins, guaranteeing full compatibility and...$57.97$52.96 -
CUMMINS 3918108 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$4.92$4.49Precision engineered fastening excellence for uncompromised engine performance Exceptional strength and corrosion resistance, designed to meet rigorous Cummins standards Certified genuine OEM part...$4.92$4.49 -
CUMMINS 3916585 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$24.29$22.19Precision engineered fastening solution for peak Cummins engine integrity Exceptional corrosion resistance and torque retention for demanding environments Genuine OEM part designed specifically for...$24.29$22.19 -
CUMMINS 3916369 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$40.04$36.58Engineered for precision, built for endurance. Provides robust fastening with a hex flange design that guarantees secure fitment under extreme conditions. Crafted to maintain optimal engine health...$40.04$36.58