Rings / Spiral Retaining Rings / CM

CM-875

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Specifications

Part Data

  • Housing or Shaft Shaft
  • Axial or Radial Axial
  • Shaft Diameter Ds 8.750 inches
  • Groove Diameter Dg 8.520 - 8.536 - inches
  • Groove Width W 0.094 - 0.100 - inches
  • Groove Depth D 0.111 inches
  • Free Diameter Df 8.389 - 8.459 - inches
  • Section S 0.367 - 0.379 - inches
  • Thickness T 0.082 - 0.090 - inches
  • Interchange Mil Or Aero M274261 238

Performance Data

  • Thrust Load Ring Safety Factor Of 3 Pr 99,290 lbs.
  • Thrust Load Groove Safety Factor Of 2 Pg 68,650 lbs.
  • R.P.M. Limits Standard Material RPM CONTACT FACTORY REGARDING MAX RPM LIMITS FOR LARGER DIAMETER RINGS

Product SKUs

Product SKUs listed may not include all available options. If you don't see what you're looking for, or need help selecting the right part, please contact us.

Item SKU Style Material Finish Quote
CM-875SJ Spiral External/Shaft Medium Duty 302 Stainless None/Self Finish Quote
CM-875SJ SPA ND MP3 Spiral External/Shaft Medium Duty AS3218-238 302 Stainless NADCAP Certified Finishing Process Passivation Quote
CM-875ST OIL Spiral External/Shaft Medium Duty Carbon Steel SAE 1070-1090 Oil Quote
CM-875SU Spiral External/Shaft Medium Duty 316 Stainless None/Self Finish Quote

Materials and Finishes

Materials

  • Carbon Steel (SAE 1060-1090)
  • Special Material Grades
  • Stainless Steel AISI 302
  • Stainless Steel AISI 316

Finishes

***For plated rings, add .002" (.05 mm) to the listed maximum thickness.

  • OIL - Oil over Steel, Carbon Steel

Documentation

Description

CM retaining rings are external medium-duty spiral rings and are part of Rotor Clip’s spiral retaining ring family. These two-turn rings provide 360° groove contact and are designed for external axial retention in applications with medium thrust loads.

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