Double Row Cylindrical Roller Bearings NN3030 K/SP W33 with Brass Cage for General Machinery
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Double Row Cylindrical Roller Bearings NN3030 K/SP W33 with Brass Cage for General Machinery

<p>Ensure smooth machinery operation with the reliable performance of <strong>Double Row Cylindrical Roller Bearings NN3030 K/SP W33</strong>—designed to minimize downtime and streamline your maintenance workflow. Featuring a precision brass cage that reduces friction and enhances heat dissipation, these non-aligning bearings deliver consistent load distribution for general machinery under demanding conditions.</p><ul><li>Separated inner and outer rings allow easy mounting and replacement, cutting maintenance time for busy teams</li><li>Bearing steel construction with 60-64 HRC hardness ensures long service life even in continuous operation</li><li>Available clearances (C0/C2/C3/C4/C5) let you match exact application requirements for optimal performance</li></ul>

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QUALITY

SKF Standard

TYPE

Cylindrical Roller Bearing

DELIVERY

Global Rapid

-- PRODUCT TAGS

Product Description

Product Specifications

ParameterDetails
Model NO.Double Row Cylindrical Roller Bearing
Outer DimensionMedium and Large(120-190mm)
MaterialBearing Steel
SphericalNon-Aligning Bearings
Load DirectionAxial Bearing
SeparatedSeparated
ClearanceC0 C2 C3 C4 C5
CageBrass, Steel
VibrationZ1V1 Z2V2 Z3V3
Hardness60-64 HRC
Transport PackageCarton Pallet
HS Code8482800000

Application Industries

IndustryTypical Equipment
General MachineryElectric Motors, Gearboxes, Pumps, Compressors
ManufacturingCNC Machine Tools, Conveyors, Material Handling Equipment
Industrial ProcessingMixers, Agitators, Fans, Blowers

Reduce Downtime with Reliable NN3030 K/SP W33 Double Row Cylindrical Roller Bearings

Equipment operators know the frustration of unexpected downtime caused by bearing failure. When your production line halts because a critical bearing fails prematurely, every minute costs money—from lost output to emergency repair expenses. Sourcing the right replacement bearings often means juggling multiple suppliers, each with different lead times and quality standards, making it hard to get back up and running fast.

NN3030 K/SP W33 Bearings: In Stock and Engineered for Durability

Our Double Row Cylindrical Roller Bearings NN3030 K/SP W33 with Brass Cage solve these challenges by offering a reliable, ready-to-ship solution for general machinery applications. As an official SKF solution provider, we maintain full-process quality control compliant with global standards, ensuring each bearing meets strict performance criteria. Whether you need a single unit for emergency maintenance or bulk orders for system integration, our one-stop procurement process eliminates the hassle of coordinating with multiple suppliers.

Optimal Performance in Demanding Machinery Applications

Designed as non-aligning, separated bearings, the NN3030 K/SP W33 excels in applications where high radial loads and moderate axial loads are present. Its brass cage provides superior strength and heat resistance, making it ideal for continuous operation in general machinery like electric motors and gearboxes. The separated design allows for easy mounting and dismounting, simplifying maintenance and reducing downtime during repairs.

Technical Features That Drive Machinery Efficiency

The performance of this double row cylindrical roller bearing is defined by key technical attributes that directly impact your equipment’s reliability. Its bearing steel construction ensures a hardness of 60-64 HRC, delivering exceptional wear resistance and load-carrying capacity. The clearance options (C0, C2, C3, C4, C5) allow precise matching to application requirements—whether you need minimal clearance for high-precision machinery or increased clearance for thermal expansion in temperature-varying environments. Vibration classes Z1V1 to Z3V3 ensure smooth operation, reducing noise and extending bearing life in critical systems.

Why Genuine Bearings Lower Your Total Cost of Ownership

Choosing authentic Double Row Cylindrical Roller Bearings over counterfeit alternatives protects your equipment and bottom line. Counterfeit bearings often fail early due to substandard materials and poor manufacturing, leading to repeated replacements, unplanned downtime, and potential damage to expensive machinery components. Our bearings, sourced through authorized channels, come with complete traceability and quality documentation, ensuring you get a product engineered to perform as expected—reducing long-term maintenance costs and improving operational efficiency.

Your Trusted Partner for Industrial Bearings

With over 900 clients across 50+ countries, we’ve built our reputation on reliability and expertise. Our core strengths include official full-category authorization, ensuring genuine products; a sealing & lubrication engineering team for technical support; and fast emergency maintenance delivery to minimize your downtime. We handle cross-brand model matching and unified quotation within one working day, supported by consolidated packaging and centralized logistics—so you only need one dedicated contact for all your bearing needs.

Packaging & Shipping

  • Carton pallet packaging for secure transport and storage
  • Fast emergency delivery available for urgent maintenance needs
  • Centralized shipment with full logistics tracking
  • Flexible order quantities, including 1-piece orders for critical repairs

Get Your NN3030 K/SP W33 Bearing Today

Don’t let bearing issues slow down your production. Send us your bearing designation, application details, and quantity, and our team will provide a unified quotation within one working day. With our fast delivery and expert support, you can get your machinery back to full operation with minimal delay.

Frequently Asked Questions

Q: Are these bearings genuine and traceable?

A: Yes, as an official SKF solution provider, all our products are sourced through authorized channels and come with complete traceability documentation to ensure authenticity.

Q: How can I confirm if the NN3030 K/SP W33 is suitable for my equipment?

A: Our sealing & lubrication engineering team can help verify compatibility. Provide your equipment model or operating conditions (load, speed, temperature), and we’ll confirm the right bearing for your application.

Q: What is your warranty policy for these bearings?

A: We stand behind product quality. All bearings are covered by the manufacturer’s warranty against manufacturing defects, with support for returns and replacements as needed.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 piece, making it easy to source single units for emergency repairs or small-batch requirements.

Q: How long does shipping take?

A: We prioritize fast delivery. For in-stock items, expect shipment within 3-7 working days, with flexible logistics options including DHL, FedEx, and air/sea freight.

Q: How can I verify the authenticity of the bearing upon receipt?

A: Each bearing comes with original packaging and documentation. You can cross-check the product details against official specifications, and we provide additional authentication support if needed.

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Double Row Cylindrical Roller Bearings NN3030 K/SP W33 with Brass Cage for General Machinery?

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