Product Specifications
| Parameter |
Details |
| Model NO. |
67/2.5, 673, 674, 675 |
| Product Name |
Deep Groove Ball Bearings |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Seals Type |
ZZ, 2RS, Open |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Vibration |
Z1V1, Z2V2, Z3V3 |
| Specification |
8×22×7 mm |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
Hydraulic Chucks, Drilling Machines |
| Industrial Machinery |
Precision Machine Tools |
Eliminate Downtime with Reliable Micro Deep Groove Ball Bearings for Hydraulic Chucks
Hydraulic chuck jamming and drilling machine inaccuracies often trace back to low-quality micro bearings. When these critical components fail prematurely, production lines halt, and maintenance costs stack up. Sourcing precision micro bearings with consistent quality and flexible delivery can feel like navigating a minefield—especially when minimum order quantities force you to overstock or compromise on specifications.
Micro Deep Groove Ball Bearings Engineered for Precision Drilling Applications
Our 67/2.5, 673, 674, and 675 micro deep groove ball bearings address these challenges head-on. As an integrated manufacturer with over 18 years of experience, we produce bearings with P0-P4 precision and Z2-Z4 noise grades, ensuring compatibility with high-precision hydraulic chucks and drilling machines. With a 1pc MOQ for standard items and 3–5 day sample lead times, we support both urgent repairs and long-term production needs without excess inventory pressure.
Optimal Performance in Compact Drilling Environments
These micro deep groove ball bearings excel in the tight spaces of hydraulic chucks and drilling machine spindles, where radial load capacity and low vibration are critical. Designed to handle continuous rotation at varying speeds, they maintain stability under the repetitive stresses of precision drilling operations. The single-row radial design ensures efficient load distribution, while options for ZZ shields, 2RS seals, or open configurations allow customization to match your equipment’s contamination and lubrication requirements.
Technical Specifications That Drive Drilling Accuracy
Our micro bearings are built to deliver measurable performance gains: Precision ratings from P0 (standard) to P2 (high precision) minimize radial runout, ensuring hydraulic chucks grip tools with consistent force. Vibration grades Z1V1 to Z3V3 reduce operational noise and extend bearing life by limiting internal friction. Constructed from high-grade bearing steel, these components resist wear even in high-cycle drilling applications, while grease or oil lubrication options let you tailor maintenance intervals to your operating conditions. The 8×22×7 mm specification balances compact size with sufficient load-bearing capacity for typical drilling machine demands.
Why Cutting Corners on Micro Bearings Costs More
Choosing uncertified micro bearings may save upfront costs, but the hidden expenses add up quickly. A single bearing failure in a hydraulic chuck can ruin workpieces, damage spindle components, and halt production for hours. Our bearings, backed by ISO9001 and ISO14001 certifications, undergo rigorous quality control—from raw material inspection to final dimensional testing. This commitment to quality reduces the risk of premature failure, lowering total cost of ownership by minimizing downtime and replacement frequency.
Your Trusted Partner for Micro Bearing Solutions
With a global customer base across Europe, America, Southeast Asia, and the Middle East, we’ve established a reputation for reliability. Our full R&D and QC lab ensures each bearing meets design specifications, while OEM/ODM capabilities let us customize seals, lubrication, and precision levels to your exact needs. We stand behind our products with a 12-month global warranty, free technical guidance, and defect replacement or refund policies. Whether you need a single sample or bulk delivery (5–15 day lead times), our flexible supply chain adapts to your schedule.
Packaging & Shipping
- Carton and pallet packaging for secure transport
- 3–5 day lead time for samples, 5–15 days for bulk orders
- Flexible shipping via T/T, credit card, or Alibaba trade terms
- Free samples available (buyer covers freight)
- 1pc minimum order quantity for standard items
Get Your Micro Bearings Delivered Fast
Don’t let equipment downtime eat into your profits. Whether you’re replacing worn bearings in hydraulic chucks or stocking up for scheduled maintenance, we can deliver the 67/2.5, 673, 674, or 675 micro deep groove ball bearings you need—without the wait. Send us your specifications today, and we’ll help you keep your drilling operations running smoothly.
Frequently Asked Questions
Q: Are these bearings authentic and traceable?
A: Yes, our manufacturing process is ISO9001 & ISO14001 certified, with full quality control documentation available for each batch.
Q: How can I confirm the right bearing model for my hydraulic chuck?
A: Provide your equipment model or existing bearing dimensions, and our technical team will verify compatibility at no cost.
Q: What is your warranty policy?
A: We offer a 12-month global warranty covering manufacturing defects, with free replacement or refund for non-conforming products.
Q: What is the minimum order quantity?
A: 1pc for standard items, ideal for emergency repairs or small-batch needs.
Q: How long does shipping take?
A: Samples ship in 3–5 days, bulk orders in 5–15 days, with multiple payment and shipping options available.
Q: Can you customize bearings for specific drilling conditions?
A: Yes, we offer full OEM/ODM customization, including seal types, lubrication, precision grades, and noise levels.
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