MKR-21
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Specifications
Part Data
- Housing or Shaft Housing
- Axial or Radial Axial
- Dh mm 21.000 mm
- Groove Diameter Dg 22.040 - 22.200 - mm
- Groove Width W 1.170 - 1.250 - mm
- Free Diameter Df 22.300 - 22.630 - mm
- Section S 1.500 - 1.700 - mm
- Thickness T 1.000 - 1.100 - mm
- Interchange Mil Or Aero
Performance Data
- Thrust Load Ring Safety Factor Of 3 Pr 22,389.000 N
- Thrust Load Groove Safety Factor Of 2 Pg 4,352.000 N
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 |
|---|---|---|---|---|
| MKR-21SJ | Metric Spiral Internal/Housing Medium Heavy Duty | 302 Stainless | None/Self Finish | Quote |
| MKR-21ST OIL | Metric Spiral Internal/Housing Medium Heavy Duty | Carbon Steel SAE 1070-1090 | Oil | Quote |
| MKR-21SU | Metric Spiral Internal/Housing Medium Heavy 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
MKR retaining rings are internal medium-heavy duty metric spiral rings and are part of Rotor Clip’s spiral retaining ring family. These two-turn and multi-turn rings provide 360° groove contact for internal axial retention in applications with medium-high thrust loads.
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