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Item #:
86421074
681XZZ Deep Groove Ball Bearings, ID 1.5mm x OD 4mm x Width 2mm Miniature Bearings, Double Metal Shielded Ball Bearing Chrome Steel Z2 Lever 20pcs
Item #:
86421074
ZMW 461
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Order now and get it around Thursday, August 13
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Durability and resistance to under heavy loads, precision metric miniature ball bearings for high-speed applications.
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What Stands Out
Compact Size
These miniature bearings have a small ID of 2mm and OD of 5mm, making them ideal for tightly constrained applications where space-saving is essential.
Durable Material
Constructed from chrome steel, these bearings provide exceptional durability and longevity, effectively minimizing wear and ensuring reliable performance in demanding environments.
Double Shielded
With double metal shields, these bearings protect against contaminants and retain lubrication, enhancing operational efficiency and reducing maintenance intervals, perfect for long-lasting applications.
Product Details
| Brand Name | HIPICCO |
| Bearing Number | 681XZZ |
| Bearing Type | Ball Bearing |
| Part Number | H20220831015 |
| Manufacturer | Hipicco |
| Model | 681XZZ |
| Unit Count | 20.0 Count |
| Included Components | Deep Groove Bearings |
| Item Thickness | 2 Millimeters |
| Outside Diameter | 4 Millimeters |
| Material Type | Chrome Steel (GCr15) |
| Compatible Lubricant | Oil |
| Specification Met | ABEC 1 |
| Brand | HIPICCO |
| Material | Chrome Steel (GCr15) |
| Item Weight | 0.13 lbs (60 grams) |
Who Should Buy?
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Hobbyists
Ideal for enthusiasts creating small models requiring compact and efficient bearing solutions.
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Robotics Projects
Perfect for robotics applications needing precision and durability in miniature components.
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DIY Electronics
Beneficial for DIYers working on electronics with space constraints and precision requirements.
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Heavy Machinery
Not suitable for industrial machines that require robust and larger bearings for heavy loads.
Product Description
681XZZ Deep Groove Ball Bearings, ID 1.5mm x OD 4mm x Width 2mm Miniature Bearings, Double Metal Shielded Ball Bearing Chrome Steel Z2 Lever 20pcs
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are 687ZZ Deep Groove Ball Bearings commonly used for?
Answer: 687ZZ Deep Groove Ball Bearings are extensively used in applications requiring smooth rotation and low friction. Common uses include electric motors, skateboards, and various small machinery. Their compact size and double metal shielding allow for durability in environments with dust and moisture, ensuring longevity. Ideal for DIY projects and prototyping, these bearings provide reliable performance in various mechanical systems. -
Question:
What material are these bearings made from?
Answer: These ball bearings are crafted from high-quality chrome steel, which is known for its strength, hardness, and resistance to wear and tear. The chrome steel composition contributes to the long life and efficiency of the bearings, making them suitable for demanding applications. This material choice is crucial for minimizing maintenance and ensuring consistent performance in devices requiring precision movement. -
Question:
How do I know if 687ZZ bearings are suitable for my application?
Answer: To determine if 687ZZ bearings are right for your project, consider the load requirements, rotational speed, and environmental conditions. These miniature bearings are ideal for light to moderate loads and are designed for high-speed applications. Check the specifications of your design against the bearing’s tolerances for dimension, speed, and load capacity to ensure compatibility. -
Question:
What is the difference between ZZ and other bearing shield types?
Answer: The ZZ shield designation indicates that the bearing has metal shields on both sides, offering enhanced protection against contamination and moisture. Compared to open or rubber-sealed bearings, ZZ-shielded bearings provide a better barrier against debris while minimizing the friction that could slow down rotation. This makes them particularly useful in environments where dust is prevalent, such as in automotive or outdoor machinery. -
Question:
Can I use 687ZZ bearings for high-speed applications?
Answer: Yes, 687ZZ bearings are suitable for high-speed operations due to their design and materials. They feature a low friction coefficient that enables efficient rotation without excessive heat generation. This makes them an excellent choice for applications such as electric motors or rc vehicles where speed is essential. However, always consider the specific load and speed ratings for prolonged use. -
Question:
How many bearings come in a pack of 687ZZ?
Answer: The product includes a pack of 20 pieces of 687ZZ Deep Groove Ball Bearings. This bulk quantity is ideal for engineers, hobbyists, or anyone engaging in projects that require multiple bearings. Having an ample supply on hand allows for streamlined assembly and easy replacements, ensuring that you can maintain efficiency in your work without delays. -
Question:
What is the internal diameter of the 687ZZ bearing?
Answer: The internal diameter (ID) of the 687ZZ bearing is 7mm. This size is vital for ensuring a proper fit within your application. Selecting the correct internal diameter is crucial for reducing vibrations, maintaining speed, and preventing damage to both the bearing and the surrounding components during use. -
Question:
Are 687ZZ bearings easy to assemble?
Answer: Assembling 687ZZ bearings is straightforward, especially for those familiar with mechanical projects. Their compact design allows easy integration into various devices or machinery. Proper alignment and securing methods will ensure optimal performance, making them suitable for both DIY enthusiasts and professional applications in robotics and electronics projects. -
Question:
What temperature range can 687ZZ bearings withstand?
Answer: 687ZZ bearings can operate effectively within a typical temperature range of -20°C to 120°C. This versatility allows for use in a wide variety of environments, from cold indoor settings to warmer outdoor applications. When choosing bearings for high-temperature scenarios, monitoring material degradation is essential to ensure longevity and performance. -
Question:
Where can I buy 687ZZ Deep Groove Ball Bearings?
Answer: You can buy 687ZZ Deep Groove Ball Bearings at Ubuy in Zambia. Ubuy offers a range of options for these high-quality bearings, making it convenient for you to purchase the specific quantity and type you need for your project or repair work. Their user-friendly platform allows for easy browsing and selection.
HIPICCO Deep-Groove Ball Bearings Editorial Review
**** The product in question has garnered a positive reception among customers who require small bearings for hobby projects, particularly in the realm of remote-controlled (RC) vehicles. Users appreciate these bearings for their affordability and Consistent performance in low-speed and low-stress applications. Many reviewers have successfully incorporated them into their RC cars and other miniatures, praising their reliability for non-critical use cases. The dimensions, such as the inner diameter, align well with their specifications, providing added confidence in their usability. While some users suggest that for more demanding applications, investing in branded bearings might be wise, most find these bearings suitable for lighter duties, such as toys or casual RC projects. Overall, customers are satisfied with the product's performance relative to its cost, making it a reasonable option for hobbyists looking for economical solutions without sacrificing quality too heavily. **
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Pros
- Affordable price point
- Suitable for low-speed and low-stress applications
- Consistent performance in hobby projects
- Good fit and dimensions as advertised
Cons
- May not be suitable for mission-critical applications
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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ZMW 461
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Features & Benefits
- Precision metric miniature ball bearings for versatile use.
- Made of durable chrome steel (GCr15) for long-lasting performance.
- Low noise Z2 rating ensures quiet operation.
- High speed and temperature resistance for demanding applications.
- Pre-lubricated with grease for optimal performance.
- Ideal for a variety of applications including motors, robotics, and automotive.
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