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681X Miniature Bearings for Precision Instruments

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Ningbo Kent Bearing Co., Ltd

City: ningbo

Province/State:zhejiang

Country/Region:china

Tel:86-0574-63087277

Contact Person:
Mr.Gary Hua
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681X Miniature Bearings for Precision Instruments

Brand Name BUGAO
Model Number 681X
Certification ISO 9001:2015
Place of Origin Ningbo, China
Minimum Order Quantity 1,000 pcs
Price Negotiable
Payment Terms L/C,D/P,T/T,D/A,Western Union
Supply Ability 30,000,000 pcs per year
Delivery Time Negotiable
Packaging Details Single Packing, Industrial/Tube Packing, Custom Packing
Cage Type Steel
Hardness HRC 58-62
Material Steel/Stainless Steel/Ceramic
Size 4*1.5*2mm
Samples Available
Oem Service Customization welcomed
Material Of Bearing Bearing Steel or Stainless Steel
Row Number Single
Speed Limit 10000 RPM
Weight 1.25g
Detailed Product Description

Product Description: 681X Miniature Bearings for Precision Instruments

The 681X series miniature bearings are ultra-compact, high-precision bearings designed for precision instruments and micro-mechanical applications. Engineered for smooth operation, low noise, and long service life, these bearings are ideal for devices requiring exceptional accuracy and reliability, such as medical equipment, optical instruments, small motors, and miniature robotics.


Key Features:

  • Ultra-Compact Design: Minimalist dimensions for space-constrained applications.

  • High Precision: Tight tolerances ensure consistent performance in sensitive instruments.

  • Low Friction & Noise: Optimized for smooth, quiet operation.

  • Durable Construction: High-grade steel or ceramic options for extended lifespan.

  • Versatile Applications: Suitable for medical devices, drones, watches, and micro-motors.


Dimensions (Standard Metric Series):

  • Inner Diameter (d): 1.5mm

  • Outer Diameter (D): 4 mm

  • Width (B): 2 mm


Applications:

  • Medical & Dental Tools

  • Optical & Laser Equipment

  • Micro Motors & Drones

  • Watch Mechanisms

  • Robotics & Miniature Actuators


Available Options:

  • Shielded (ZZ) or Sealed (RS) variants

  • Stainless Steel or Hybrid Ceramic Materials

  • Custom Lubrication & Preload Configurations

Product Tags: 681X miniature bearings for instruments   precision miniature bearings 681X   miniature bearings for precision tools  
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