Needle Roller Bearing NA6911 NA6912 NA6913 for Industrial Machinery 55x80x45mm P0-P4 Precision
Needle Roller Bearings

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Needle Roller Bearings Roller Bearing

Needle Roller Bearing NA6911 NA6912 NA6913 for Industrial Machinery 55x80x45mm P0-P4 Precision

Ensure smooth, precise rotation for your industrial machinery with our Needle Roller Bearing NA6911 NA6912 NA6913, engineered to deliver reliable performance even under heavy radial loads. Crafted from high-grade bearing steel with P0-P4 precision (55x80x45mm), these closed-type bearings minimize vibration and extend equipment lifespan, addressing the challenge of maintaining consistent operation in demanding manufacturing environments.

  • Designed without inner/outer rings for space-saving integration in compact machinery setups
  • Supports both grease and oil lubrication to adapt to your maintenance protocols
  • Backed by our ISO 9001-certified quality control and 12-month warranty for long-term peace of mind

MOQ

1 Piece

Lead Time

5-15 Days

Warranty

12 Mo.

Precision

P0-P4

Noise Grade

Z2-Z4

Customization

OEM/ODM

  • High-grade chrome steel for long service life
  • Strict raw material inspection & full process monitoring
  • ISO 9001:2015 & ISO 14001 certified
  • ABMA & DIN standards compliant
  • Free samples for qualified distributors
  • T/T, Credit Card & Alibaba payment accepted

Product Details

Product Specifications

Parameter Details
Model NO. NA6911
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 55*80*45 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, Tillers
Construction Excavators, Loaders, Conveyors
Manufacturing CNC Machines, Gearboxes, Electric Motors

Reduce Downtime with Precision Needle Roller Bearings NA6911 NA6912 NA6913 for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When a needle roller bearing fails prematurely in your machine tools or reducers, it not only halts production but also leads to costly repairs and missed deadlines. Many face challenges with suppliers who demand large minimum orders or struggle to deliver precision-grade bearings consistently. These issues can disrupt your supply chain and affect your bottom line.

Reliable Needle Roller Bearings Delivered Fast for Your Industrial Needs

Our Needle Roller Bearing NA6911, NA6912, and NA6913 series are engineered to address these pain points. With dimensions of 55x80x45mm and precision ratings from P0 to P4, these bearings meet the strict requirements of industrial machinery. As an integrated manufacturer with full R&D and QC capabilities, we ensure each bearing undergoes rigorous testing. We offer flexible ordering with 1pc MOQ for standard items and sample lead times of 3–5 days, allowing you to source exactly what you need without excess inventory. Whether for machine tools, printing equipment, or reducers, our bearings provide the reliability your operations depend on.

Optimal Performance in Demanding Industrial Conditions

Needle roller bearings are critical components in applications requiring high radial load capacity within limited space. The NA6911, NA6912, and NA6913 series excel in industrial machinery where compact design and durability are essential. These bearings operate efficiently under heavy loads, making them ideal for use in gearboxes, machine tool spindles, and conveyor systems. Their closed type design helps prevent contamination, ensuring consistent performance even in dusty or oily environments. Choosing the right needle roller bearing directly impacts equipment lifespan and operational efficiency, reducing maintenance needs and extending production cycles.

Technical Features That Ensure Long-Term Performance

The performance of our 55x80x45mm Industrial Bearing is defined by key technical specifications. Precision ratings from P0 to P4 allow you to select the exact level of accuracy needed—P4 for high-speed machine tools requiring minimal vibration, and P0 for general industrial applications. Clearance options (C0, C3, C4) accommodate different thermal expansion scenarios, ensuring proper fit and reducing premature wear. Constructed from high-quality bearing steel, these bearings offer excellent fatigue resistance, critical for withstanding the repetitive stresses of industrial operations. The option for grease or oil lubrication provides flexibility to match your specific application requirements, whether operating at high speeds or in high-temperature environments.

Why Genuine Bearings Matter for Your Total Cost of Ownership

Opting for genuine needle roller bearings over counterfeit alternatives delivers significant long-term value. Counterfeit bearings often fail early due to substandard materials and poor manufacturing, leading to unplanned downtime, increased repair costs, and potential damage to expensive machinery. In contrast, our bearings are produced under ISO9001 and ISO14001 certifications, ensuring consistent quality and reliability. The 12-month global warranty provides peace of mind, covering defects and offering free replacement or refund. While the initial cost of genuine bearings may be higher, the reduction in downtime, maintenance, and replacement expenses results in a lower total cost of ownership over time.

Our Commitment to Your Industrial Success

Jinan Saifan Bearing has served global buyers since 2005, building a reputation for reliability in Europe, America, Southeast Asia, and the Middle East. Our state-of-the-art QC lab ensures each bearing meets strict performance standards before shipment. We offer full OEM/ODM customization to meet unique application needs, supported by a dedicated technical team providing free guidance. With a production capacity of 1,000,000 units, we maintain stable supply even for large orders. Our bulk delivery time of 5–15 days ensures you get the bearings you need when you need them, minimizing production delays. We stand behind our products with responsive after-sales service, ensuring your satisfaction long after purchase.

Packaging & Shipping

  • Secure packaging in cartons with pallet reinforcement to prevent damage during transit
  • Sample delivery within 3–5 days, bulk orders shipped in 5–15 days
  • Flexible shipping options including DHL, FedEx, UPS, air freight, and sea freight
  • Real-time tracking numbers provided for all shipments
  • Minimum order quantity of 1 piece for standard items, supporting emergency repairs and small-batch requirements

Get Your Precision Needle Roller Bearings Today

Don’t let bearing issues slow down your production. Whether you need NA6911, NA6912, NA6913, or other precision needle roller bearings, we’re ready to fulfill your order. Contact us with your bearing designation, application details, and quantity, and our team will respond within 24 hours. The sooner you secure reliable bearings, the sooner you can get back to efficient, uninterrupted operations.

Frequently Asked Questions

Q: Are these needle roller bearings genuine and traceable?

A: Yes, we are an integrated manufacturer with strict quality control processes. Each bearing is produced in our certified facilities and can be traced through our production records.

Q: How can I confirm the NA6911/NA6912/NA6913 is the right bearing for my equipment?

A: Provide your equipment model, operating conditions (load, speed, temperature), and required precision level. Our technical team will verify compatibility and recommend the optimal bearing.

Q: What is your warranty policy for these bearings?

A: We offer a 12-month global warranty covering manufacturing defects. If a bearing fails due to material or production issues, we provide free replacement or a full refund.

Q: What

Tags: 55x80x45mm Industrial Bearing NA6911 Bearing NA6912 Bearing NA6913 Bearing needle roller bearing Needle Roller Bearing for Industrial Machinery P0 Precision Bearing P4 precision bearing
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