Check Valves
Genuine Check Valves for Diesel Engines - Onan, Cummins & Fleetguard
Maintain the efficiency and safety of your diesel engine systems with our high-quality, genuine Check Valves. Designed specifically for Onan, Cummins, and Fleetguard power engines, these valves ensure precise flow control and prevent backflow, protecting vital components from damage.
Check Valves for Reliable Flow Control | Diesel Engines Parts
Our selection includes robust check valves, non-return valves, and one-way valves crafted to meet rigorous performance standards. Each valve guarantees durability, seamless fit, and optimal operation within your diesel engine's fuel, coolant, or oil systems.
- Premium Authenticity: Genuine parts directly compatible with Onan, Cummins, and Fleetguard engines.
- Durability & Performance: Engineered for resistance to wear, corrosion, and high-pressure environments.
- Wide Compatibility: Suitable for various diesel engine models and applications ensuring easy replacement.
Why Choose Our Check Valves?
We provide expert-curated, genuine check valves that boost engine reliability and longevity, backed by trusted brands and dedicated customer support for your peace of mind.
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CUMMINS 217196 CHECK VALVE CUMMINS Genuine OEM Part
CUMMINS
$192.83$176.15Verified Genuine CUMMINS OEM Part engineered for superior fit and functionMaintains one-way fluid flow to protect engine components from reverse pressureEnhances system reliability under demanding...$192.83$176.15 -
ONAN 5040223 CHECK VALVE ONAN Genuine OEM Part
ONAN
$27.28$24.92Authentic ONAN Genuine OEM component, crafted for precise compatibility with Cummins and Onan generators. Controls fluid flow direction effectively, preventing backflow and safeguarding your engine...$27.28$24.92 -
CUMMINS 3911901 CHECK VALVE Original OEM part
CUMMINS
$128.60$117.48Precision engineered for uncompromising dependability Critical flow control ensuring engine efficiency Durable construction that withstands demanding conditions 100% genuine OEM Cummins component...$128.60$117.48 -
ONAN 1871134 CHECK VALVE ASSEMBLY Original ONAN/CUMMINS OEM part
ONAN
$62.10$56.73Engineered Precision for Unmatched Reliability Essential component to maintain unidirectional flow and prevent backflow Durability to withstand demanding generator system conditions 100% Genuine OEM...$62.10$56.73 -
CUMMINS 4010077 CHECK VALVE Original OEM part
CUMMINS
$167.70$153.20Engineered to perfection for unwavering flow control and protection Durable construction ensures long-lasting function in demanding environments Certified genuine OEM part guaranteeing exact fit and...$167.70$153.20 -
CUMMINS 3967782 CHECK VALVE Original OEM part
CUMMINS
$175.82$160.61Unwavering performance engineered for your Cummins system's longevity Precision-fit design guarantees seamless integration and leak-free operation Ensures superior backflow prevention to protect...$175.82$160.61 -
CUMMINS 3093618 CHECK VALVE Original OEM part
CUMMINS
$688.94$629.35Precision engineered to safeguard your power system’s integrity. Reliable backflow prevention ensuring consistent engine performance. Durability that withstands demanding operational conditions...$688.94$629.35 -
ONAN A052S008 CHECK VALVE Original ONAN/CUMMINS OEM part
ONAN
$54.04$49.36Trust in every flow — the precision of Onan engineering at your service. Optimized fluid control: Maintains one-way flow to protect engine integrity. Durability designed for demanding conditions:...$54.04$49.36 -
CUMMINS 5416292 CHECK VALVE Original OEM part
CUMMINS
$1,449.93$1,324.51Precision power protection engineered for lasting reliability. Seamless flow control to safeguard your engine system. Durable, corrosion-resistant design optimized for demanding conditions...$1,449.93$1,324.51 -
CUMMINS 5376690 CHECK VALVE Original OEM part
CUMMINS
$1,461.02$1,334.64Engineered for uncompromising reliability Precision check valve design to prevent backflow and maintain optimal fuel delivery Durable construction for extended service life in demanding...$1,461.02$1,334.64 -
FLEETGUARD SP1644 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$132.77$121.29Fleetguard SP1644 - CHECK VALVE - Original part FLGSP1644 Discover the genuine Fleetguard SP1644 CHECK VALVE - Original part, boasting top-notch quality and perfect fit for your outdoor equipment...$132.77$121.29 -
FLEETGUARD SP1485 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$1,710.26$1,562.32Fleetguard SP1485 - CHECK VALVE - Original part FLGSP1485 When it comes to finding authentic replacement parts for your outdoor equipment, look no further than our store for the SP1485 - CHECK VALVE...$1,710.26$1,562.32 -
ONAN A034J964 CHECK VALVE Original ONAN/CUMMINS OEM part
ONAN
$1,389.65$1,269.45Reliability engineered by ONAN for your power system’s heartbeat. Durable construction ensures optimal fluid flow control and prevents backflow. Precision OEM fit guarantees seamless integration...$1,389.65$1,269.45 -
FLEETGUARD 3961296S CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$1,202.20$1,098.21Fleetguard 3961296-S - CHECK VALVE FLG3961296-S Discover the top-quality 3961296-S - CHECK VALVE by Fleetguard, available exclusively through our online store. This original replacement part ensures...$1,202.20$1,098.21 -
FLEETGUARD 3961283S CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$1,530.73$1,398.32Fleetguard 3961283-S - CHECK VALVE FLG3961283-S Discover the authentic Fleetguard 3961283-S CHECK VALVE, ensuring optimum performance for your equipment. Our store stands out as the ultimate...$1,530.73$1,398.32 -
CUMMINS 4977039 CHECK VALVE Original OEM part
CUMMINS
$57.68$52.69Powering precision with authentic Cummins engineering Ensures optimal flow control and backflow prevention for superior engine protection Durable design crafted for lasting reliability under...$57.68$52.69 -
CUMMINS 3033740 CHECK VALVE Original OEM part
CUMMINS
$178.87$163.40Engineered for precision and durability, this check valve guarantees smooth and efficient fluid control. Maintains optimal engine health by preventing backflow and ensuring system integrity under...$178.87$163.40 -
FLEETGUARD SP72130JX CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$606.45$553.99Fleetguard SP72130-JX - CHECK VALVE - Original part FLGSP72130-JX Find the best quality and authentic SP72130-JX Check Valve by Fleetguard at our online store, where genuine replacement parts meet...$606.45$553.99 -
FLEETGUARD SP72129JX CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$678.92$620.19Fleetguard SP72129-JX - CHECK VALVE - Original part FLGSP72129-JX Upgrade your outdoor equipment with the genuine Fleetguard SP72129-JX CHECK VALVE original part, SKU FLGSP72129-JX. Trust in our...$678.92$620.19 -
FLEETGUARD SP1642 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$329.92$301.38Fleetguard SP1642 - CHECK VALVE - Original part FLGSP1642 Discover the SP1642 CHECK VALVE by Fleetguard, the trusted brand for quality outdoor equipment parts. Our FLGSP1642 offers top performance...$329.92$301.38 -
FLEETGUARD SP1446JX CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$1,507.63$1,377.22Fleetguard SP1446-JX - CHECK VALVE - Original part FLGSP1446-JX Find the authentic SP1446-JX CHECK VALVE Original part, SKU FLGSP1446-JX by Fleetguard in our store. We guarantee the highest quality...$1,507.63$1,377.22 -
FLEETGUARD SP1413 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$219.30$200.34Fleetguard SP1413 - CHECK VALVE - Original part FLGSP1413 When it comes to finding genuine replacement parts like the SP1413 CHECK VALVE from Fleetguard, our store stands out as the top choice. With...$219.30$200.34 -
FLEETGUARD SP1376 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$213.83$195.33Fleetguard SP1376 - CHECK VALVE - Original part FLGSP1376 Explore our store for the original Fleetguard SP1376 - CHECK VALVE. Made with precision and durability, this part ensures optimal...$213.83$195.33 -
FLEETGUARD SP1375 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$225.92$206.37Fleetguard SP1375 - CHECK VALVE - Original part FLGSP1375 Upgrade your outdoor equipment with the SP1375 Check Valve from Fleetguard. This original part, SKU FLGSP1375, ensures top-notch performance...$225.92$206.37 -
FLEETGUARD SP1206 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$786.67$718.62Fleetguard SP1206 - CHECK VALVE - Original part FLGSP1206 Discover top-tier quality with the SP1206 CHECK VALVE from Fleetguard. Crafted to exact standards, this original part - SKU FLGSP1206 -...$786.67$718.62 -
FLEETGUARD SP1121 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$956.25$873.53Fleetguard SP1121 - CHECK VALVE - Original part FLGSP1121 Discover the genuine Fleetguard SP1121 - CHECK VALVE at our store, the ultimate destination for premium replacement parts. Engineered to...$956.25$873.53 -
FLEETGUARD SP1120 CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$944.84$863.11Fleetguard SP1120 - CHECK VALVE - Original part FLGSP1120 Discover the genuine Fleetguard SP1120 CHECK VALVE at our store, your top destination for high-quality replacement parts. Engineered with...$944.84$863.11 -
FLEETGUARD SP0102500JX CHECK VALVE Original FLEETGUARD OEM part
FLEETGUARD
$706.79$645.66Fleetguard SP0102500JX - CHECK VALVE - Original part FLGSP0102500JX Find the SP0102500JX - CHECK VALVE - Original part by Fleetguard at our store, your trusted source for genuine replacement parts...$706.79$645.66 -
CUMMINS C6204114810 CHECK VALVE SEAT Original OEM part
CUMMINS
$35.79$32.70Engineered for uncompromising precision and reliability. Ensures optimal seal integrity for valve operation under demanding conditions. Constructed from premium materials to maximize durability and...$35.79$32.70 -
ONAN A049F319 CHECK VALVE Original ONAN/CUMMINS OEM part
ONAN
$170.32$155.58Dependable flow control for uninterrupted power Designed for durability under demanding conditions Certified genuine OEM ONAN component for assured compatibility ONAN A049F319 CHECK VALVE—Powering...$170.32$155.58 -
ONAN A048S560 CHECK VALVE Original ONAN/CUMMINS OEM part
ONAN
$681.06$622.15Unmatched reliability for your power system longevity Precision-engineered to optimize fluid flow and prevent backflow Durable construction ensures sustained performance under demanding...$681.06$622.15 -
ONAN A047C145 CHECK VALVE Original ONAN/CUMMINS OEM part
ONAN
$570.93$521.54Precision power starts with the smallest components Durable design engineered to maintain flawless fuel flow Resilient check valve construction for dependable backflow prevention Certified OEM ONAN...$570.93$521.54 -
ONAN A034P397 CHECK VALVE Original ONAN/CUMMINS OEM part
ONAN
$26.99$24.66Power precision engineered: the heart of your generator’s fluid control. Durable, corrosion-resistant design for extended operational life. Critical for maintaining proper engine flow direction and...$26.99$24.66 -
CUMMINS 5403871 CHECK VALVE Original OEM part
CUMMINS
$213.98$195.47Precision-engineered reliability for uninterrupted power Seamless fluid flow control with advanced check valve design Durable construction that withstands harsh operating conditions Certified...$213.98$195.47 -
CUMMINS 5375384 CHECK VALVE Original OEM part
CUMMINS
$991.79$906.00Precision in every flow: engineered for uncompromising engine protection and operational excellence. Ensures one-way flow control to maintain optimal system pressure and prevent backflow. Durable...$991.79$906.00 -
CUMMINS 5332565 CHECK VALVE Original OEM part
CUMMINS
$202.49$184.98Precision-engineered to uphold Cummins’ legacy of excellence Ensures unidirectional flow to protect vital engine components Durable design reduces maintenance frequency and downtime Guaranteed...$202.49$184.98 -
CUMMINS 5296363 CHECK VALVE Original OEM part
CUMMINS
$128.64$117.51Engineered Precision for Unwavering Power Integrity Robust design ensuring optimal flow control and backflow prevention Durability crafted to withstand heavy-duty operating conditions 100% Genuine...$128.64$117.51 -
CUMMINS 5285076 CHECK VALVE Original OEM part
CUMMINS
$123.90$113.19Cummins 5285076 - CHECK VALVE MINS5285076 Ensure your outdoor equipment runs smoothly with the original Cummins 5285076 - CHECK VALVE. Trust in our store to deliver genuine replacement parts like...$123.90$113.19 -
CUMMINS 5272446 CHECK VALVE Original OEM part
CUMMINS
$195.54$178.62Precision-engineered reliability: Trust in the uncompromising quality of genuine Cummins parts. Durable design: Built to withstand demanding conditions and extend engine life. Seamless fit and...$195.54$178.62 -
CUMMINS 5272445 CHECK VALVE Original OEM part
CUMMINS
$189.53$173.13Precision engineered to uphold Cummins legacy of durability and performance Ensures optimal directional flow, preventing backflow that compromises engine health Manufactured as a genuine OEM part...$189.53$173.13