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Home > Industrial Equipment & Components > Bearing > Thrust Taper Roller Bearing > Self-Aligning Ball Bearings, Low Noise Operation, Suitable for Precision Medical Device Assembly

Self-Aligning Ball Bearings, Low Noise Operation, Suitable for Precision Medical Device Assembly

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Product Spotlights

Self-aligning ball bearings engineered for precision medical devices, featuring exceptionally low noise operation to meet stringent clinical environment requirements. Automatically compensates for misalignment, reducing assembly stress and enhancing device longevity. Manufactured with high-grade materials and customizable options (stainless steel, medical-grade lubricants) under ISO 9001 certified processes. Ideal for reliable, quiet performance in diagnostic, surgical, and laboratory equipment.

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

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Bearing Type:

Self-Aligning Deep Groove Ball Bearing

Noise Level:

Low Noise, Precision Grade

Application:

Precision Medical Device Assembly

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Henan San Kuang Machinery Technology Co., Ltd.

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Bearing Type Self-Aligning Deep Groove Ball Bearing

Noise Level Low Noise, Precision Grade

Application Precision Medical Device Assembly

Cage Material Optional (Steel, Polymer)

Seal/Shield Type Open, RS, 2RS, ZZ (Optional)

Lubrication Standard Grease, Medical-Grade Optional

Inner Diameter Range Customizable from 3mm to 50mm

Outer Diameter Range Customizable from 10mm to 90mm

Precision Class Available upon request (ABEC 1, 3, 5, 7)

Material Chrome Steel (AISI 52100), Stainless Steel Optional

As a leading manufacturer specializing in precision components, Henan San Kuang Machinery Technology leverages over a decade of expertise to deliver the Self-Aligning Ball Bearings engineered for the most demanding applications. Our bearings are specifically designed to meet the stringent requirements of precision medical device assembly, where reliability, quiet operation, and uncompromising accuracy are non-negotiable. Operating from a modern facility spanning 10,000-30,000 square meters, we integrate rigorous quality management systems, including ISO 9001, to ensure every bearing meets the highest standards. This commitment to excellence has established us as a trusted partner for OEMs worldwide, exporting to key markets across North America, Europe, and Asia.

Core Product Features & Technical Advantages:

Superior Self-Aligning Capability: The unique spherical outer ring raceway allows the bearing to automatically compensate for misalignments caused by shaft deflection or mounting errors. This feature is critical in complex medical assemblies, preventing premature wear and ensuring smooth, consistent performance.
Exceptional Low Noise Operation: Through precision grinding of raceways, optimized ball sizing, and advanced cage design, these bearings operate with minimal vibration and acoustic emission. This is essential for noise-sensitive medical equipment like diagnostic imaging devices, laboratory analyzers, and patient monitoring systems.
High-Precision Manufacturing: Manufactured to tight tolerances, our bearings ensure precise rotational accuracy and minimal runout, directly contributing to the reliability and longevity of sensitive medical instruments.
Material & Lubrication Options: Standard bearings are made from high-grade chrome steel (AISI 52100) for durability. We also offer stainless steel (e.g., AISI 440C) versions for enhanced corrosion resistance. Lubrication can be customized with standard greases or specialized medical-grade, biocompatible lubricants upon request.
Versatile Configuration: Available with various seal (RS, 2RS) and shield (ZZ) options to protect against contamination and retain lubrication, which is vital for maintaining a sterile or clean operating environment in medical devices.

Key Technical Specifications:

Parameter	Typical Range / Specification
Inner Diameter (d)	3 mm - 50 mm (Customizable)
Outer Diameter (D)	10 mm - 90 mm (Customizable)
Precision Class	ABEC 1, 3, 5, 7 (Available upon request)
Cage Material	Steel, Polymer (Nylon, PEEK)
Basic Dynamic Load Rating (C)	Varies by size; detailed datasheets provided
Basic Static Load Rating (C0)	Varies by size; detailed datasheets provided

Benefits for Medical Device Manufacturers:

Enhanced Device Reliability: Reduced friction and precise alignment lower operational stress, extending the service life of the entire medical assembly.
Improved Patient Comfort: Low-noise performance is crucial for devices used in quiet clinical settings or near patients, contributing to a better user experience.
Simplified Assembly Process: The self-aligning feature tolerates minor installation inaccuracies, reducing assembly time and potential rework.
Reduced Maintenance Needs: High-quality seals and appropriate lubrication intervals minimize the need for servicing, ideal for sealed medical devices.
Regulatory Compliance Support: Our manufacturing processes adhere to stringent quality standards, providing documentation that can support your device validation and regulatory submissions.

Trust is paramount in the medical supply chain. Henan San Kuang Machinery Technology is not just a supplier but a solutions partner backed by a robust operational framework. Our ISO 9001 certified quality management system, coupled with a dedicated workforce of 51-100 professionals, ensures consistent product excellence. With an annual export value ranging between US$2.5 million and US$5 million, we have a proven track record of fulfilling international orders reliably through major ports like Shanghai, Qingdao, and Tianjin. Our bearings are engineered to integrate seamlessly into your precision medical devices, delivering the quiet, reliable, and durable performance your brand reputation depends on. Contact us today to discuss your specific requirements and experience the difference that a dedicated, quality-focused manufacturer can make.

Frequently Asked Questions (FAQ)

Q: How does the self-aligning feature benefit medical device assembly specifically?
A: In medical devices, components are often mounted on complex frames or flexible supports. The self-aligning capability automatically compensates for up to several degrees of misalignment, preventing binding and uneven load distribution. This ensures smooth operation from the start, reduces assembly precision costs, and enhances the long-term reliability of sensitive mechanisms like robotic arms in surgical systems or moving parts in imaging equipment.
Q: What defines "low noise" in your bearings, and how is it measured?
A: "Low noise" refers to bearings that produce minimal vibration and audible sound during rotation. We achieve this through controlled manufacturing processes that ensure superior surface finish on raceways and balls, precise geometric accuracy, and balanced cage design. While specific dB levels depend on speed and load, our bearings typically meet or exceed standard industry grades for quiet operation, which is often verified through vibration velocity testing (e.g., to ISO 15242).
Q: Are these bearings suitable for sterilization processes (e.g., autoclave, chemical, radiation)?
A: Standard chrome steel bearings with rubber seals may not withstand all sterilization methods. However, we offer customizable solutions. For instance, bearings made from stainless steel (AISI 440C or similar) with high-temperature polymer cages (like PEEK) and compatible high-temperature greases can be engineered to withstand specific sterilization cycles. Please provide your sterilization protocol for a tailored recommendation.
Q: Can you provide bearings with medical-grade or biocompatible lubricants?
A: Yes, this is a common customization. We can source and apply lubricants that are certified for medical use, are non-toxic, and offer stability under the operating conditions of your device. Availability depends on the specific lubricant type and quantity; please inquire with your required specifications.
Q: What documentation do you provide to support our quality and regulatory processes?
A: We can provide a range of documentation, including material certificates, dimensional inspection reports, and certificates of conformity. Our ISO 9001 certification underpins our quality processes. For traceability, batch-specific documentation is available upon request, which is crucial for medical device manufacturing audits.
Q: What is your typical lead time for standard and customized orders?
A: Lead times vary based on order quantity, specification complexity, and current production schedule. For standard catalog items, lead times can be relatively short. For fully customized bearings (special sizes, materials, lubricants), additional engineering and tooling time is required. We provide firm lead time estimates upon receipt of your detailed inquiry.
Q: Do you offer technical support during our integration phase?
A: Absolutely. Our engineering team can provide support regarding bearing selection, installation guidelines, and lubrication recommendations to ensure optimal performance in your application. We view successful integration as a key part of our partnership.
Q: How do you ensure consistency in bearing quality across large production runs?
A: Consistency is ensured through automated precision machining, statistical process control (SPC) at critical production stages, and final 100% inspection of key parameters like noise and rotational accuracy for precision grades. Our established quality management system mandates strict procedures to maintain uniformity from batch to batch.