Needle Roller Bearings

Heavy-Duty Needle Roller Bearing NA4828 140x175x35mm P0-P4 Precision for Industrial Machinery

SKU: 44026c81e1d2 In Stock

Ensure smooth, high-precision operation in industrial machinery with the Heavy-Duty Needle Roller Bearing NA4828, engineered to deliver reliable radial load support and extended service life. This 140x175x35mm bearing, available in P0-P4 precision grades, eliminates the hassle of frequent replacements in demanding applications, thanks to its robust bearing steel construction and optimized clearance options (C0/C3/C4) for tailored performance.

  • 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 Saifan's strict quality control and 12-month warranty, ensuring consistent performance even under heavy loads
Wholesale Price (FOB)
¥1.50
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Product Specifications

Parameter Details
Model NO. NA4828
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 140*175*35 mm
Trademark BDL
Origin China
HS Code 8482102000
Production Capacity 1000000

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Printing Presses, Reducers
Automotive Transmissions, Gearboxes
Agricultural Machinery Harvesters, Tractors
Construction Excavators, Heavy Load Equipment
Manufacturing Conveyors, Press Machinery

Reduce Downtime with Heavy-Duty Needle Roller Bearing NA4828 140x175x35mm for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. When low-quality bearings fail prematurely, production lines halt, maintenance costs rise, and deadlines are missed. Sourcing reliable heavy-duty bearings with flexible order options and fast delivery can be a constant challenge for maintenance managers and purchasing teams.

Heavy-Duty NA4828 140x175x35mm Bearing: Engineered for Reliable Performance

Our Heavy-Duty Needle Roller Bearing NA4828 addresses these pain points with precision engineering and customer-focused service. With a specification of 140x175x35mm and precision ratings from P0 to P4, this bearing is designed to handle radial loads in industrial machinery applications such as machine tool spindles, reducers, and conveyor systems. Backed by our full R&D capabilities and ISO9001 certified quality control lab, we ensure each bearing meets strict performance standards. Whether you need a single unit for emergency repair or bulk orders for production, our 1pc MOQ and 3-7 day delivery time keep your operations running smoothly.

Optimized for Heavy Load and High Precision Applications

The NA4828 Needle Roller Bearing excels in industrial environments where heavy radial loads and precise rotation are critical. Its closed design and bearing steel construction provide durability, while the option for grease or oil lubrication allows adaptation to various operating conditions. This bearing is particularly well-suited for machinery requiring high stiffness and load-carrying capacity, such as printing presses and agricultural equipment. Choosing the right needle roller bearing directly impacts equipment efficiency, reducing energy consumption and extending service intervals.

Technical Features That Enhance Machinery Performance

Several key technical parameters define the NA4828’s performance capabilities. The precision rating, available from P0 to P4, ensures tight dimensional tolerances for applications where rotational accuracy is essential—P4 precision, for example, minimizes runout in high-speed machine tool spindles. Clearance options (C0, C3, C4) allow customization for thermal expansion considerations and preload requirements, preventing premature wear in temperature-varying environments. The bearing’s closed type design enhances contamination resistance, a critical factor in dusty industrial settings. Additionally, the use of high-quality bearing steel ensures excellent fatigue strength, directly contributing to longer bearing life under cyclic loads.

Invest in Quality: Avoid the Hidden Costs of Inferior Bearings

Opting for low-cost, uncertified bearings may seem like a budget-friendly choice, but it often leads to higher total costs. Inferior bearings typically fail early, causing unplanned downtime that can cost thousands in lost production. Our NA4828 Heavy-Duty Needle Roller Bearing, manufactured under strict ISO9001 standards, provides consistent performance and reliability. With a 12-month global warranty and defect replacement policy, we stand behind our products, reducing your risk of unexpected failures. When calculating total cost of ownership, consider not just the purchase price, but also the savings from reduced maintenance, fewer replacements, and maximized equipment uptime.

Why Industrial Buyers Choose Saifan Bearings

As an integrated bearing manufacturer and exporter since 2005, we bring extensive industry experience to every order. Our commitment to quality is demonstrated through ISO9001 and ISO14001 certifications, ensuring consistent production processes and environmental responsibility. We maintain a large production capacity of 1,000,000 units, supporting both small emergency orders and large-scale OEM requirements. Our technical team provides free guidance to help you select the right bearing for your specific application, preventing costly选型 mistakes. With customers across Europe, America, Southeast Asia, and the Middle East, we have established a global reputation for reliable supply and competitive pricing. We offer flexible payment options including T/T, credit card, and Alibaba trade assurance, giving you peace of mind in every transaction.

Packaging & Shipping

  • Secure packaging in cartons with pallet reinforcement for bulk orders, ensuring product protection during transit
  • 3-7 days delivery time for standard items, with expedited options available for urgent requirements
  • Multiple logistics channels including DHL, FedEx, UPS, air freight, and sea freight to meet your timeline and budget
  • Real-time tracking information provided once shipment is dispatched, keeping you informed of delivery status
  • 1pc minimum order quantity supported, ideal for emergency repairs or small-batch production needs

Get Your NA4828 Bearing Shipped Today

Don’t let bearing issues disrupt your production schedule. Whether you need a single NA4828 bearing for immediate repair or a bulk order for scheduled maintenance, we can fulfill your request quickly. Sending your inquiry now means faster processing and sooner delivery—every day your equipment is down costs valuable production time.

Frequently Asked Questions

Q: Is this NA4828 bearing an authentic product?

A: Yes, we are an integrated manufacturer with full quality control processes. Each bearing is produced under ISO9001 standards and can be traced through our production records.

Q: How can I confirm if the NA4828 140x175x35mm bearing fits my equipment?

A: Provide your equipment model or detailed application parameters (load, speed, operating conditions), and our technical team will verify compatibility and offer free选型 guidance.

Q: What is the warranty policy for this bearing?

A: We offer a 12-month global warranty. Manufacturing defects are covered by free replacement or refund according to our warranty terms.

Q: What is the minimum order quantity for the NA4828 bearing?

A: We accept 1pc MOQ for standard items, supporting both emergency

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

Engineering Insights

Latest from Our Knowledge Base

ALL ARTICLES