Small Miniature 12mm Micro Deep Groove Ball Bearings

The Small Miniature 12mm Micro Deep Groove Ball Bearings are compact, high-performance components engineered for durability and smooth operation in motorcycles and small machinery. Constructed from stainless steel with oil groove seals and grease lubrication, these bearings are perfect for tight applications like hub assy wheel assemblies. Their precision design ensures minimal noise and vibration, making them ideal for both industrial and personal use. As a reliable option that helps reduce front wheel bearing replacement cost, they offer long-lasting value and effortless compatibility with standard housings.

Lead Time

Quantity (pieces) 1 – 50 > 50
Lead time (days) 7 To be negotiated

Bore Size

12 mm

Outside Diameter

20 mm

Engineered for Compact Precision | Small Miniature 12mm Micro Deep Groove Ball Bearings

When space is tight but performance can’t be compromised, the Small Miniature 12mm Micro Deep Groove Ball Bearings deliver exceptional results in the smallest packages. Designed with stainless steel construction, these precision-engineered bearings are ideal for applications in motorcycles—specifically in wheels, engines, gearboxes, and brake systems—as well as in a wide variety of industrial and commercial environments. Whether you operate in energy, construction, agriculture, printing, food processing, or garment production, these bearings offer quiet, smooth, and long-lasting operation.

Featuring a single-row deep groove design, Z2 low-noise rating, and V2 vibration level, these bearings are optimized for reliable radial load handling even in high-speed or compact setups. The oil groove seals ensure consistent lubrication and protection against debris and contamination. Built on a metric system with a 12 mm inner diameter and 20 mm outer diameter, these bearings fit seamlessly into standard housings with cylindrical bores and a press-fit system. Choose from clearance options C0, C2, or C3 and precision ratings P0 to P4 for exact performance based on your needs.

Technical Specifications

Attribute Value
Product Name Small Miniature 12mm Micro Deep Groove Ball Bearings
Applicable Industries Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction Works, Energy & Mining, Food & Beverage Shops, Advertising Company
Precision Rating
P0 P6 P5 P4
Number of Rows
Single row
Inner Diameter 12 mm
Outer Diameter 20 mm
Width According to the Size
Sealing Type Oil Groove Seals
System of Measurement Metric
Material
Stainless Steel
Warranty 12 Months
Bearing Type Deep Groove Ball Bearing
Load Type Radial Load
Lubrication Grease
Application Motorcycle wheels, engines, gearboxes, brake systems
Noise Level Z2 Low Noise
Vibration Level V2 Standard
Clearance C0, C2, C3 options
Structure Type Deep Groove
Bore Type Cylindrical Bore
Fit Type Press Fit
Housing Compatibility Suitable for standard bearing housings

Why Choose Small Miniature 12mm Micro Deep Groove Ball Bearings?

🔹 Perfect for space-limited applications in motorcycles and compact mechanical systems
🔹 Built from corrosion-resistant stainless steel for maximum durability
🔹 Single-row deep groove structure supports higher radial loads efficiently
🔹 Features oil groove seals for better protection and extended bearing life
🔹 Fully grease-lubricated for low maintenance and smoother operation
🔹 Rated with high precision grades (P0, P6, P5, P4) for consistent performance
🔹 Widely applicable in industries such as manufacturing, retail, mining, agriculture, and more

Maintenance Tips for Extended Performance

Ensure peak performance and a longer operational life for your Small Miniature 12mm Micro Deep Groove Ball Bearings by following these simple steps:

🔹 Clean the bearings periodically using a non-corrosive solvent to remove built-up dirt or grime
🔹  Re-lubricate with high-grade grease to preserve efficiency and smooth rotation
🔹  Keep the bearings dry; avoid water exposure that could compromise the oil seals
🔹  Use appropriate tools during assembly or removal to avoid deformation
🔹  Store bearings in a moisture-free, temperature-stable environment

Order Now – Small Size, Big Performance

Maximize your equipment’s reliability and performance with the Small Miniature 12mm Micro Deep Groove Ball Bearings. Whether you’re a repair technician, manufacturer, or DIY builder, these miniature bearings bring industrial-grade quality to even the most compact assemblies. Upgrade now and experience the quiet, smooth, and resilient operation trusted by professionals across industries.

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