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Double Row Angular Contact Ball Bearing 3218-a Steel Cage for Construction Machinery
Genuine SKF

Buying for several machines? Add this model to one inquiry with the other SKF bearings, housings and accessories on your list. Each line keeps its own designation, quantity and specification.

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Product details

About this SKF bearing

Product Specifications

Parameter Details
Model NO. Double Row Angular Contact Ball Bearing
Separated Separated
Rows Number Double
Load Direction Radial Bearing
Material Bearing Steel
Precision Rating P0 P2 P4 P5 P6
Type Ball
Structure Angular Contact
Cage Steel Cage.Copper Cage.Nylon Cage
Lubrication Oil Grease
Transport Package Carton Pallet
Specification As Your Request
Trademark SKF
Origin Jiangsu China
Production Capacity 1000000

Application Suitability

Industry Typical Applications
Construction Machinery Heavy-duty equipment components requiring angular contact support

Struggling with Construction Machinery Bearing Failures? The 3218 Double Row Angular Contact Ball Bearing Makes a Difference

Construction machinery operators know the frustration of unexpected downtime caused by bearing failures. When angular contact bearings fail prematurely, projects get delayed, repair costs mount, and equipment reliability suffers. Finding a reliable supplier who can deliver the right double row angular contact ball bearing with consistent quality adds another layer of complexity to an already challenging workflow.

Built for the Rigors of Construction Machinery

The Double Row Angular Contact Ball Bearing 3218 with steel cage addresses these challenges directly. As a supplier with ISO 9001 certified processes and comprehensive brand coverage, we ensure this bearing meets the demands of construction machinery applications. Its double row design provides increased radial and axial load capacity, making it suitable for heavy-duty equipment where precise alignment and load distribution are critical.

Optimal Performance in Demanding Construction Environments

This angular contact ball bearing excels in construction machinery operating conditions characterized by high radial loads, moderate axial forces, and potential misalignment. The steel cage construction enhances durability under shock loads and heavy vibrations common in excavators, loaders, and other construction equipment. Whether operating in dusty job sites or varying temperature conditions, the bearing maintains consistent performance when properly lubricated with oil or grease.

Engineering Features That Enhance Reliability

The 3218 double row angular contact ball bearing incorporates several key features that directly impact performance. The separated design allows for easier mounting and dismounting, simplifying maintenance procedures. Precision ratings from P0 to P6 ensure compatibility with different equipment tolerance requirements, with higher precision grades reducing vibration and noise in sensitive applications. The bearing steel material provides excellent hardness and wear resistance, while the available cage options (steel, copper, nylon) allow customization based on specific operating conditions.

Why Choosing the Right Bearing Lowers Total Costs

Selecting the appropriate double row angular contact ball bearing directly affects your equipment's total cost of ownership. A properly specified bearing reduces the risk of premature failure, which can lead to costly repairs and unplanned downtime. Using bearings with interchangeable dimensions according to international standards ensures compatibility with existing equipment, eliminating the need for costly modifications. While initial purchase price is a consideration, the long-term savings from reduced maintenance and increased equipment uptime make quality bearings a sound investment.

Quality You Can Trust in Every Bearing

Our commitment to quality ensures that every bearing meets rigorous standards. We implement ISO 9001 certified production and inspection processes, from raw material verification to final dimensional and hardness testing. Each bearing comes with a warranty against manufacturing defects, providing peace of mind for your critical applications. With access to a wide range of brands and型号, we can source bearings according to your exact specifications, whether you need standard SKF 3218 dimensions or custom requirements.

Packaging & Shipping

  • Packaged in cartons on pallets for secure transportation
  • Available from stock for prompt delivery
  • Flexible shipping options including express, air, and sea freight
  • Low minimum order quantities to support both small and large scale requirements

Get Your Construction Machinery Bearing Quote Today

Whether you need the SKF 3218 steel cage bearing or other construction machinery bearing solutions, we're ready to assist. Provide us with your required model, dimensions, and quantity, and our technical team will help confirm compatibility and deliver a competitive quote. The sooner you contact us, the sooner we can arrange shipment and help keep your equipment running smoothly.

Frequently Asked Questions

Q: Do you supply bearings from other brands besides SKF?

A: Yes, we support procurement of bearings from all major international and domestic brands according to customer specifications.

Q: How can I confirm if this bearing fits my construction equipment?

A: Provide your equipment model and existing bearing dimensions (d x D x B), and our technical team will verify compatibility.

Q: What is your warranty policy for bearings?

A: We provide a warranty against manufacturing defects; specific terms are detailed in our sales contract.

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

A: We offer low minimum order quantities to accommodate both trial orders and large-scale purchases.

Q: How quickly can you ship the 3218 angular contact ball bearing?

A: Stock items ship within 24 hours; we offer express, air, and sea freight options to meet your delivery timeline.

Q: Can you provide custom bearing solutions for special applications?

A: Yes, we support OEM/ODM services for bearings manufactured to customer-provided drawings and specifications.

Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we'll get back to you with pricing and lead time.

Why Electrical Equipment

One SKF inquiry. Every line accounted for.

Electrical Equipment is an Authorized SKF Distributor that turns mixed equipment lists into itemised, comparable quotes and consolidated supply for industrial plants, maintenance contractors and distributors worldwide.

Boxed SKF bearings stacked on warehouse shelves Technician inspecting a roller bearing on a workbench Packed bearing cartons on a pallet ready for shipment
  • Broad SKF range in one purchase

    Ball, roller, needle, thrust, mounted and precision bearings handled in a single industrial order.

  • Mixed equipment lists

    One inquiry covers parts for different machines, with designations and internal stock codes matched line by line.

  • Standard and precision flagged

    Routine replacement bearings and special-specification models are labelled separately on your quote.

  • No unapproved substitutes

    Identification gaps are closed before quoting; any alternative is listed separately for your approval.

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Applications

Where this bearing is used

Double Row Angular Contact Ball Bearing 3218-a Steel Cage for Construction Machinery is specified in the applications below. Open an application to see the matching SKF bearing categories.

Buyer feedback

Trusted by plants and maintenance teams

Industrial buyers in the USA, Mexico, Oman, France, New Zealand and Brazil source genuine SKF bearings and mixed lists through Electrical Equipment.

5.0

"When a critical piece of rotating equipment failed, we needed a mixed SKF list urgently. The supplier consolidated the order, shipped same-day, and the parts were on our plant floor in two days. The equipment was back online before the end of the shift."

Ahmed Al-Farsi Ahmed Al-FarsiFarsi Industrial Services · Oman
4.9

"We had a bad experience with counterfeit SKF bearings from another supplier. The bearings from skfus.com are genuine, traceable, and the packaging matches SKF's current format. Our reliability team verified the first batch and we now use them as our primary source."

Luis Hernandez Luis HernandezHernandez Manufacturing · Mexico
5.0

"The SKF mounted units and insert bearings we ordered for a conveyor upgrade were supplied with the correct housing and locking arrangement. Our maintenance team installed them without modification. No noise, no leaks, no call-backs."

Graham McLeod Graham McLeodMcLeod Fabrication · New Zealand
Selection guides

Technical articles for this bearing type

These guides cover selection, identification and replacement points relevant to Double Row Angular Contact Ball Bearing 3218-a Steel Cage for Construction Machinery.

FAQ

Questions about ordering this SKF bearing

Short answers on identification, mixed orders, quote terms and substitutions at Electrical Equipment.

What if my SKF designation is incomplete?

Send a clear photo of the bearing markings and note which details still need confirming. We close identification gaps, including the exact specification and complete assembly, before you accept a quote. Nothing is substituted to fill a gap.

Can I quote this bearing together with other SKF categories?

Yes. Standard, precision and mounted units can sit in one itemised inquiry, with each line keeping its own designation, quantity and specification. Housings and mounting accessories are added when they are part of your supply scope.

What does the written quote include?

Each quote lists the designation, quantity, price and currency, stock availability, estimated lead time and quote validity. Applicable freight or tax terms are stated, and the product documents available for your order are confirmed.

How are substitutions confirmed?

Only with your approval. Any alternative is marked separately on the quote, and every technical change needs sign-off from the buyer before an order is placed.

Warehouse aisle with boxed industrial bearings on steel racks
Request a quote

Get a written quote for Double Row Angular Contact Ball Bearing 3218-a Steel Cage for Construction Machinery

Send this model alone or with your full SKF list. We verify the identification details on every line first, then issue an itemised written quote with lead time and validity.

Identification details are checked line by line before your written quote is issued. Any technical change requires your approval.