Premium Diesel Engine Parts Manufacturer
Delivering superior quality engine bearings, piston rings, crankshafts, cylinder heads, and more for Cummins, Perkins, Caterpillar, Deutz, and other leading industrial diesel engines.
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Delivering superior quality engine bearings, piston rings, crankshafts, cylinder heads, and more for Cummins, Perkins, Caterpillar, Deutz, and other leading industrial diesel engines.
Explore Products
NB DIESEL INDUSTRIAL CO., LTD is a trusted manufacturer of high-performance engine components based in Ningbo, China. With state-of-the-art production facilities and a commitment to excellence, we specialize in manufacturing engine bearings, crankshafts, cylinder heads, camshafts, piston rings, liners, gaskets, and engine valves.
We serve clients across more than 20 countries in Europe, North America, and beyond, providing OEM-quality parts at competitive prices. Our products are compatible with major engine brands including Cummins, Perkins, John Deere, New Holland, Deutz, MAN, Caterpillar, Mitsubishi, and Isuzu.
Countries Served
Years Expertise
Engineered for durability and precision, our components meet strict international standards and are trusted by industrial operators worldwide.
High-load capacity bearings for Cummins K19, KV38, and other industrial engines. Precision-engineered for optimal fit and longevity.
Forged steel crankshafts with heat-treated journals. Designed for high RPM and heavy-duty applications.
Multi-layer coated rings for improved sealing, reduced oil consumption, and extended engine life.
Cast iron and aluminum heads with precision-machined ports and valve seats for optimal airflow.
Hardened alloy camshafts with precision-ground lobes for accurate valve timing and reduced wear.
Wet and dry cylinder liners with honed surfaces for optimal piston ring contact and heat dissipation.
Complete multi-layer steel (MLS) gasket kits for engine rebuilds. Resistant to heat and pressure.
Inlet and exhaust valves made from high-temperature alloys. Precision-ground for optimal sealing.
Crankshaft thrust washers for axial load management. Available for Cummins and other major brands.
Forged steel connecting rods with cracked caps and precision-fit bushings for high-stress environments.
We combine advanced manufacturing with rigorous quality control to deliver engine components you can trust.
All parts are manufactured to OEM specifications using CNC machining and advanced metallurgy.
Our products meet ISO, SAE, and other international standards for performance and safety.
Fast and reliable delivery to over 20 countries with dedicated logistics partners.
We supply both original equipment manufacturers and aftermarket distributors.
Our technical team provides part identification, catalog access, and application support.
Direct factory pricing ensures high value without compromising on quality.
Find answers to common inquiries about our products and services.
We manufacture parts for Cummins, Perkins, John Deere, New Holland, Deutz, MAN, Caterpillar, Mitsubishi, Isuzu, and many other industrial diesel engine brands.
Yes, we accept OEM/ODM orders and can produce components based on customer drawings, samples, or specifications.
MOQ varies by product. For standard items, we can accommodate small trial orders. Contact us for details.
You can download engine bearing catalogs (e.g., Cummins K19, KV38) directly from our website or request them via email.
We accept T/T, L/C, and other standard international trade payment methods. Terms can be negotiated based on order volume.
Reach out to our team for product inquiries, technical support, or partnership opportunities.
Name: Quinn Zhang
Phone: +86-574-65228466
Mobile: +86-13566558466
Email: [email protected]
Skype: ZFH1288
Address: No.59 Kesi Road, Technology & Industry Zone, Ninghai Town, Ningbo City, China
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