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 3697357 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$18.02$16.46Precision engineered for uncompromising strength and stability Durable flange head design ensures optimal load distribution Reliable OEM part crafted to meet Cummins’ exacting standards CUMMINS...$18.02$16.46 -
CUMMINS 3695822 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$8.50$7.77Precision fastening engineered for lasting strength Hex flange head design ensures stable torque and vibration resistance Manufactured as an authentic OEM Cummins component for guaranteed...$8.50$7.77 -
CUMMINS 3692157 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$8.96$8.19Precision engineered fastening for uncompromised power delivery Designed to maintain optimal torque and vibration resistance Crafted exclusively as a genuine OEM component from Cummins The CUMMINS...$8.96$8.19 -
CUMMINS 3689542 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$263.40$240.62Precision-engineered fastening designed to ensure secure assembly and optimal engine integrity. Durable corrosion-resistant finish for enhanced longevity under demanding operating conditions...$263.40$240.62 -
CUMMINS 3688351 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$12.16$11.11Precision engineered for uncompromising strength and reliability Robust hex flange head design ensures secure fastening under high stress Manufactured as an OEM Cummins part guaranteeing full...$12.16$11.11 -
CUMMINS 3687444 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$8.88$8.11Engineered for unmatched strength and stability to keep your power systems secure under all conditions. Precision-machined flange head ensures optimal torque and minimizes vibration for enhanced...$8.88$8.11 -
CUMMINS 3686745 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$14.43$13.18Engineered for Endurance, Built for Precision. Robust flange design delivers superior clamping force for enhanced engine stability. Manufactured with premium-grade materials to withstand extreme...$14.43$13.18 -
CUMMINS 3685747 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$127.22$116.21Engineered precision for uncompromising durability Robust Hex Flange Head design ensures secure fastening under extreme conditions Genuine OEM part from Cummins guarantees full compatibility and...$127.22$116.21 -
CUMMINS 3683595 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$16.49$15.07Precision-crafted to ensure maximum connection security under heavy vibration and load. Engineered specifically for Cummins systems to maintain uncompromised engine integrity. Corrosion-resistant...$16.49$15.07 -
CUMMINS 3682064 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$9.43$8.61Precision-engineered fastening for uncompromising Cummins performance Exceptional corrosion resistance ensuring long-lasting durability 100% genuine OEM part, guaranteeing full compatibility and...$9.43$8.61 -
CUMMINS 3681610 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$69.94$63.89Engineered for excellence: Precision-crafted to meet Cummins’ rigorous standards for dependable fastening solutions. Robust corrosion resistance: Designed to endure harsh operating conditions and...$69.94$63.89 -
CUMMINS 3681583 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$26.12$23.86Engineered for uncompromising strength and precision fit Robust flange design enhances load distribution and torque retention Crafted as a 100% genuine OEM Cummins component for guaranteed...$26.12$23.86 -
CUMMINS 3681390 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$18.05$16.49Engineered precision fastening for enduring engine integrity High-strength design improves vibration resistance and load distribution 100% Genuine OEM Cummins component ensuring perfect fit and...$18.05$16.49 -
CUMMINS 3681174 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$15.08$13.78Precision engineered fastening excellence for demanding Cummins applications. Durable hex flange head design ensures stable, vibration-resistant connections. Manufactured as an authentic OEM CUMMINS...$15.08$13.78 -
CUMMINS 3681160 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$38.30$34.99Engineered for precision and durability to maximize your Cummins system's reliability. Corrosion-resistant hex flange design ensuring stable torque and long-lasting hold. Produced as an original OEM...$38.30$34.99 -
CUMMINS 3681065 HEX FLANGE HEAD CAPSCREW Original OEM part - SUPERSEDED FROM 4096729
CUMMINS
$17.00$15.53Precision engineered for steadfast strength and reliability Ensures optimal torque and secure fastening under extreme conditions Manufactured as a genuine Cummins OEM component for guaranteed...$17.00$15.53 -
CUMMINS 3681057 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$18.19$16.62Reliability forged in every thread. Precision-engineered flange head design for optimal load distribution Crafted from high-grade materials to resist corrosion and wear 100% OEM manufactured by...$18.19$16.62 -
CUMMINS 3681056 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$18.99$17.35Precision-engineered fastening for optimal engine integrity Durable flange head design ensuring secure and stable mounting 100% genuine Cummins OEM part crafted for full compatibility Lock in...$18.99$17.35 -
CUMMINS 3680866 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$19.97$18.24Precision engineered fastening for uncompromised Cummins power integrity Robust hex flange design delivers optimal torque retention under heavy loads Corrosion-resistant finish ensures extended...$19.97$18.24 -
CUMMINS 3680817 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$21.42$19.56Precision engineered for unbeatable fastening strength in demanding environments Exceptional corrosion resistance ensures lasting performance Guaranteed OEM quality from Cummins for perfect...$21.42$19.56 -
CUMMINS 3680437 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$42.18$38.53Precision engineered fastening inspired by Cummins’ commitment to lasting strength Superior corrosion resistance guaranteeing extended service life under demanding conditions Exact OEM...$42.18$38.53 -
CUMMINS 3678804 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$30.30$27.68Precision engineered fastening for enduring engine integrity Designed to maintain optimal clamping force under demanding conditions Certified Cummins OEM part ensuring exact compatibility Power...$30.30$27.68 -
CUMMINS 3678746 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$31.54$28.81Engineered to deliver unmatched strength and reliability under demanding conditions. Precision-designed flange head for superior grip and secure fastening. Constructed from high-grade materials to...$31.54$28.81 -
CUMMINS 3678694 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$93.67$85.57Precision-crafted fastening for dependable power delivery Durable hex flange design ensures optimal load distribution Exclusive OEM component engineered specifically by Cummins for exact...$93.67$85.57 -
CUMMINS 3649807 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$229.88$210.00Precision engineered fastening for uncompromising power Robust corrosion-resistant finish ensures lasting durability Engineered to exact Cummins specifications for flawless fit Authentic OEM part...$229.88$210.00 -
CUMMINS 3649081 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$175.19$160.04Precision fastening engineered for enduring performance. Robust construction for superior torque retention. Ensures exact fitment tailored for Cummins engine systems. Guaranteed Cummins OEM...$175.19$160.04 -
CUMMINS 3648202 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$263.50$240.71Cummins 3648202 - HEX FLANGE HEAD CAPSCREW MINS3648202 Discover the genuine Cummins 3648202 HEX FLANGE HEAD CAPSCREW at our store, your go-to destination for high-quality replacement parts. With a...$263.50$240.71 -
CUMMINS 3644532 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$136.87$125.03Precision fastening engineered for unwavering engine integrity Robust flange design ensures superior load distribution and vibration resistance Crafted as an authentic OEM component by Cummins for...$136.87$125.03 -
CUMMINS 3644471 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$224.60$205.18Engineered precision for enduring strength and reliability. Robust hex flange head design guarantees secure, vibration-resistant fastening. Manufactured exclusively by Cummins to meet strict OEM...$224.60$205.18 -
CUMMINS 3644470 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$57.77$52.77Precision-engineered strength for enduring performance Exceptional corrosion resistance to withstand harsh conditions Official OEM Cummins component designed for seamless compatibility CUMMINS...$57.77$52.77 -
CUMMINS 3644469 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$55.36$50.57Precision engineered fastening for uncompromising power system durability Exceptional material strength designed for high-stress engine environments Optimized hex flange design for secure torque...$55.36$50.57 -
CUMMINS 3644468 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$24.62$22.49Built to endure the toughest demands with uncompromising precision Exceptionally crafted flange head for tight, vibration-resistant fastening Engineered from genuine Cummins materials assuring full...$24.62$22.49 -
CUMMINS 3644405 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$126.32$115.39Built to perfection for uncompromising engine security Precision-engineered flange head design for optimal torque distribution Corrosion-resistant material guarantees long-term durability Certified...$126.32$115.39 -
CUMMINS 3644387 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$62.02$56.65Engineered for Endurance: Designed to provide exceptional fastening strength under demanding conditions. Precision Fit: Maintains engine integrity and seals critical connections securely. Certified...$62.02$56.65 -
CUMMINS 3643857 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$166.22$151.84Built to endure the demands of Cummins engineering excellence Precision-machined flange head design for optimal torque and secure fastening Engineered with high-grade materials to resist wear,...$166.22$151.84 -
CUMMINS 3643856 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$49.00$44.77Precision engineered for robust fastening in demanding Cummins applications Durable hex flange design enhances vibration resistance and load distribution 100% genuine OEM part guaranteeing full...$49.00$44.77 -
CUMMINS 3643855 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$135.10$123.42Engineered Precision Meets Enduring Strength Hex Flange Design Ensures Secure, Vibration-Resistant Assembly Manufactured as a Genuine OEM Cummins Component for Perfect Fit and Performance CUMMINS...$135.10$123.42 -
CUMMINS 3643854 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$45.02$41.12Precision engineered fastening excellence from Cummins Durable hex flange head design ensuring superior hold and vibration resistance Manufactured to Cummins' stringent OEM standards for guaranteed...$45.02$41.12 -
CUMMINS 3643853 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$33.93$30.99Engineered for dependable strength and precision fastening in critical power applications Corrosion-resistant finish enhances durability under demanding environmental conditions Designed...$33.93$30.99 -
CUMMINS 3643022 HEX FLANGE HEAD CAPSCREW Original OEM part
CUMMINS
$33.55$30.65Built to deliver uncompromising strength for your Cummins engine assembly Designed with precision flange head for optimal torque distribution and vibration resistance Guaranteed genuine OEM...$33.55$30.65