Miniature Bearings Australia - MBA Minibearings
Miniature Bearings Australia

SR144-D28-CSN-TO - Datasheet

MBA

Category Information

Bearings - Dental Applications

Dental Applications Bearings. This listing shows the basic features of various bearings for dental applications.

  • Bearings used in high-speed and low-speed dental handpieces play a crucial role in the performance and reliability of these dental tools.
  • The purpose of bearings in dental handpieces varies depending on the speed requirements and operational characteristics of the handpiece.
  • Key features of dental equipment bearings are high precision allowing for high speed rotaion, low friction and quiet operation. An expanded range may be available on special order. Please enquire.
  • Please contact us for a dental application list.

Product Data

Precision ceramic-hybrid dental handpiece bearing with high speed Torlon retainer. ceramic balls

  • ID (d) : 3.175 mm + 0.000 / - 0.004
    (Equiv. 0.125 in.)
  • O.D. (D) 6.350 mm + 0.000 / - 0.005
    (Equiv. 0.25 in.)
  • Width (B) 2.381 mm + 0.000 / - 0.040
    (Equiv. 0.094 in.)
  • Precision Grade Abec 7
  • Closure Type Open
  • Bearing Type Radial
  • Lubricant Oil - Undisclosed
  • Additional Information Ceramic Hybrid, Torlon Cage
  • Material Stainless Steel AISI 440C
  • Lubrication Type Oil
  • Lubrication Name Undisclosed
  • Basic Part R144
  • Limiting Speed 166400
  • Cage Type Torlon
  • Static Load Rating KGf 8
  • Dynamic Load Rating KGf 23.2
  • Radii 0.10 mm
  • Inner Shoulder (UI) 3.92mm
  • Outer Shoulder (UO) 5.38 mm
  • Number of Balls 7
  • Clearance Special
  • Precision Grade Abec 7
  • Closure Type Open
  • Max Temperature 140 Deg. C
Country of Origin: TH

Product Compliance and Data

Additional Resources

Applications & Uses

  • Dental Handpiece Parts
  • Morita® - PAR4HEXO - Bearing for Rotor Cartridge - Alternative Options
  • Morita® - PAR4HUEXO - Bearing for Rotor Cartridge - Alternative Options
  • NSK® - Mach N75 - Bearing for Rotor Cartridge
  • NSK® - NL45 - Bearing for Rotor Cartridge - Alternative Options
  • NSK® - NL65 CH QD - Bearing for Rotor Cartridge - Alternative Options

Cross References

  • Generic Dental SG1360XCT
  • KaVo® SG1360XCT
  • Generic Dental SG1627XCT
  • W&H® SG1627XCT
  • SSR144CSND28T9HOPT
  • SR144D28CSNT9HOPT
  • SR144D28CSNTOOPT
  • SG1627X-D
  • R144 Basic Size Ref
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