Cummins Genuine Parts
3093049 Plug, O Ring
OEM Number
3093049
Product Description
Plug, O Ring (3093049 OEM) is a genuine Piston Ring / Ring Set that seals the combustion chamber and regulates cylinder wall lubrication.
Installed in the piston ring grooves against the cylinder liner wall, it prevents combustion gas blow-by into the crankcase and scrapes excess oil to prevent oil burning.
Compatible with Cummins engine series: Cummins NT855, NTA855, QSB, QSC, QSX, KTA. To prevent premature wear and ensure optimal engine lifespan, genuine replacement parts are strongly recommended.
Genuine Standard
Guaranteed & Certified
Same Day Dispatch
Fast Warehouse Shipping
Corporate Supply
Official Invoiced B2B
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⚙️ Technical Specifications & Details
Application Area
Diesel Engines / Cummins Generator, Marine, Heavy Machinery
Brand / Manufacturer
Cummins Inc.
Warranty Status
Genuine Manufacturer Warranty
Part Condition
Brand New, in Original Box
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