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Item #:
179788943
2PCS 6902-2RS Hybrid Ceramic Ball Bearing (15x28x7mm), Rust-Resistant Si3N4 Balls, ABEC-3 Precision Grade
Item #:
179788943
€ 39
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What Stands Out
Hybrid Ceramic Balls
Combines ceramic and steel materials for superior performance, offering enhanced durability and reduced friction compared to standard bearings, ideal for high-speed applications.
Precision ABEC-3 Rating
This bearing meets ABEC-3 standards, ensuring reliable accuracy and performance in various mechanical setups, making it suitable for precision tools and machinery.
Compact Size
Measuring 15x28x7mm, these bearings are perfect for tight spaces, allowing for versatile use in a variety of machines and gadgets without compromising strength.
Product Details
| Brand Name | HMMBW |
| Bearing Number | 6902 |
| Bearing Type | Ball Bearing |
| UPC | 640486541231 |
| Part Number | 6902-HC |
| Manufacturer | Jiaxing |
| Unit Count | 2.0 Count |
| Item Weight | 1.76 Ounces (49.9 grams) |
| Item Thickness | 7 Millimeters |
| Outside Diameter | 28 Millimeters |
| Material Type | Bearing Steel Races, Si3N4 Balls |
| Compatible Lubricant | Grease |
| Specification Met | ABEC 3 |
| Brand | HMMBW |
| Material | Bearing Steel Races, Si3N4 Balls |
Who Should Buy?
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High-Speed Applications
These bearings are ideal for high-speed operation, reducing friction and enhancing performance in motors and similar devices.
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Corrosive Environments
The ceramic balls resist rust, making these bearings suitable for wet or chemically aggressive environments.
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Hobbyists & DIYers
Perfect for DIY projects requiring precision, such as RC vehicles or custom machinery, due to their performance characteristics.
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Heavy Loads
Not suitable for applications involving heavy loads, as their design focuses more on speed rather than load capacity.
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Budget-Conscious Users
May not be ideal for consumers seeking low-cost bearings due to the premium materials and technology involved.
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Low-Speed Uses
Not necessary for low-speed applications where standard steel ball bearings would be sufficient and more economical.
Product Description
2PCS 6902-2RS Hybrid Ceramic Ball Bearing (15x28x7mm), Rust-Resistant Si3N4 Balls, ABEC-3 Precision Grade
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Customer Questions & Answers
-
Question:
What is the precision rating of these bearings?
Answer: These bearings have an ABEC-3 precision rating, ensuring a runout of ±0.005mm. -
Question:
What materials are used in the construction of these bearings?
Answer: They are made from steel races and Si3N4 ceramic balls, providing durability and performance. -
Question:
How many bearings come in a package?
Answer: Each package contains 2 bearings.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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€ 39
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Includes 2 high-quality ABEC-3 Precision Hybrid Bearings.
- Dimensions: 15mm ID, 28mm OD, 7mm width - perfect for various applications.
- Constructed with steel races and Si3N4 ceramic balls for enhanced performance.
- Features a low-friction PA66 polymer cage for reduced wear.
- Comes lubricated with premium grease for smooth operation.
- Reliable and meets identical performance standards despite varying seal cap colors.
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