Needle Roller Bearing NKI40/20-TV 40x55x20mm P0-P4 Precision for Industrial Machinery
Ensure smooth, precise rotation in your industrial machinery with the Needle Roller Bearing NKI40/20-TV, engineered to deliver reliable performance under radial loads. This 40x55x20mm high-precision bearing (P0-P4 grade) minimizes vibration and extends equipment lifespan, making it ideal for demanding applications like machine tools and textile machinery.
- Radial bearing design without outer/inner rings optimizes space efficiency while maintaining rigidity
- Grease or oil lubrication flexibility adapts to diverse operating conditions
- ISO-certified quality ensures consistent performance, reducing unexpected downtime
- 3-7 day delivery keeps your production schedule on track, even for urgent replacements
Technical Details & Description
Produktdaten
Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When low-quality bearings fail prematurely, production lines stop, maintenance costs rise, and deadlines are missed. Sourcing reliable precision bearings with flexible order options and fast delivery can be a constant challenge, especially for specialized industrial applications. The NKI40/20-TV Needle Roller Bearing addresses these challenges with its P0-P4 precision rating and robust design. As an integrated manufacturer with full R&D capabilities and ISO9001 certification, we ensure consistent quality across every bearing. This 40x55x20mm radial bearing is ideal for industrial machinery applications requiring high load capacity in a compact design, such as machine tool spindles and reducer assemblies. This Needle Roller Bearing excels in industrial machinery operating under radial load conditions. Its closed design and bearing steel construction provide durability in demanding environments, supporting both grease and oil lubrication to accommodate various operating conditions. The absence of inner and outer rings allows for direct mounting on shafts and housings, optimizing space utilization in compact machinery designs. The precision rating of P0-P4 ensures minimal runout and vibration, critical for maintaining accuracy in machine tools and precision equipment. Clearance options (C0, C3, C4) allow customization based on thermal expansion requirements and operating conditions—C3 and C4 clearances are particularly useful in applications with temperature variations. The closed type design helps retain lubrication and prevent contamination, extending service life in industrial settings. With a production capacity of 1,000,000 units, we maintain consistent supply even for large-scale industrial needs. Choosing authentic high precision needle roller bearings like the NKI40/20-TV reduces total cost of ownership compared to counterfeit alternatives. Inferior bearings often fail within months, leading to repeated replacement costs, unplanned downtime, and potential damage to expensive machinery components. Our bearings meet international standards, supported by a 12-month global warranty, ensuring reliable performance and peace of mind for industrial operations. With over 18 years of experience serving global buyers across Europe, America, and Southeast Asia, we have established a reputation for reliability. Our ISO9001 and ISO14001 certifications underscore our commitment to quality management and environmental responsibility. We offer free technical guidance to ensure proper bearing selection and application, and our defect replacement policy means you’re protected against manufacturing issues. Our flexible order system allows for 1pc MOQ on standard items, with 3-5 days sample lead time and 5-15 days bulk delivery—perfect for both emergency repairs and planned maintenance. Every day of equipment downtime costs your business money. Whether you need a single replacement bearing or a bulk order for production, we can fulfill your requirement quickly. Our NKI40/20-TV Needle Roller Bearing is in stock and ready to ship, ensuring minimal disruption to your operations. Q: Is this bearing authentic and traceable? A: Yes, we are an integrated manufacturer with full quality control processes. Each bearing meets our strict standards and can be traced through our production system. Q: How do I confirm if this bearing fits my equipment? A: Provide your equipment model or specific operating parameters, and our technical team will verify compatibility with the NKI40/20-TV bearing. Q: What is the warranty policy for this bearing? A: We offer a 12-month global warranty covering manufacturing defects, with free replacement or refund available for qualified issues. Q: What is the minimum order quantity? A: We accept 1 piece minimum order quantity for standard items like the NKI40/20-TV bearing, supporting emergency maintenance needs. Q: How quickly can you ship this bearing? A: Standard delivery time is 3-7 days. For urgent requirements, please contact us to discuss expedited shipping options. Q: Can you provide technical support for installation? A: Yes, our team offers free technical guidance including installation recommendations and lubrication specifications to ensure optimal bearing performance. Ready to order or need a quote?
Parameter
Details
Model NO.
NKI40/20
Load Direction
Radial Bearing
Style
Without Outer Ring, Without Inner Ring
Material
Bearing Steel
Type
Closed
Product Name
Needle Roller Bearing
Lubrication
Grease or Oil
Precision Rating
P0 P6 P5 P4 P2
Clearance
C0 C3 C4
Delivery Time
3-7days
Service
OEM ODM
Transport Package
Carton Pallet
Specification
40*55*20 mm
Trademark
BDL
Origin
China
HS Code
8482102000
Production Capacity
1000000
Application Industries
Industry
Typical Equipment
Industrial Machinery
Machine Tools, Printing Equipment, Reducers
Automotive
Transmission Systems, Steering Components
Agricultural Machinery
Harvesters, Tractors, Tillage Equipment
Construction
Excavators, Loaders, Conveyors
Manufacturing
CNC Machines, Gearboxes, Electric Motors
Prevent Equipment Downtime with NKI40/20-TV Needle Roller Bearing for Industrial Machinery
High Precision NKI40/20-TV Bearing Ready for Immediate Shipment
Engineered for Heavy-Duty Industrial Applications
Key Technical Features That Ensure Reliable Performance
Why Authentic Bearings Matter for Your Bottom Line
Our Commitment to Your Production Reliability
Packaging & Shipping
Keep Your Machinery Running—Order Today
Frequently Asked Questions
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
Free samples available for distributors. 3–5 days production lead time.
5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.
ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.
12-month warranty plus dedicated technical failure analysis support.
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