Rings / Axially Assembled Tapered Section Retaining Rings / DSH

DSH-255 (258mm Shaft)


Product Image


Part Data

  • Housing or Shaft Shaft
  • Axial or Radial Axial
  • Ds mm 258.00 mm
  • Groove Diameter Dg 249.280 - 250.000 mm
  • Groove Width W 5.15 mm
  • Groove Depth D 4.00 mm
  • Free Diameter Df 238.300 - 240.720 mm
  • Thickness T *** 4.88 - 5.00 mm
  • Lug Height H 16.20 mm
  • Hole Diameter R 5.0 mm
  • Large Sect. S 16.00 mm
  • Weight Per 1000 Pcs. 348.000 kg
  • Edge Margin Y Min. 12.00 mm
  • Allowable Radius / Chamfer R/Ch Max, 6.00 mm
  • Interchange Seeger-Orbis A 255

Performance Data

  • Thrust Load Ring Pr 550.00 kN
  • Thrust Load Groove Pg 531.00 kN
  • R.P.M. Limits Standard Material RPM 1000
  • Max. Load W/ R Max Or Ch Max PR 55.10 kN


  • Carbon Steel (SAE 1060-1090)
  • Stainless Steel (PH15-7 Mo, PH17-7)
  • Beryllium Copper
  • Special Material Grades
  • Stainless Steel DIN 1.4122
  • Phosphor Bronze


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

  • PA - Phosphate, Carbon Steel
  • PD - Phosphate and Oil, Carbon Steel
  • PAL - Phosphate with Sealer, Carbon Steel
  • HPD - Heavy Phosphate and Oil, Carbon Steel
  • ZD - Zinc Plating, Carbon Steel
  • ZF - Zinc Bright, Carbon Steel
  • ZDL - Zinc Dichromate with Sealer, Carbon Steel
  • HZDL - Heavy Zinc Dichromate with Sealer, Carbon Steel
  • Z3X - Trivalent Chromate over Zinc, Carbon Steel
  • ZFF - Zinc Flash, Carbon Steel
  • CF - Copper Flash, Carbon Steel


Axially Assembled, External, Metric. Once installed in the groove of a shaft, the portion of the ring protruding from the groove (also called a shoulder) holds an assembly in place.

Custom solutions

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CAD Models are provided for informational purposes only and may not represent the final part you receive.  Manufacturer assumes no responsibility for any such inconsistencies , and disclaims any liability to any party for any loss, damage, or disruption which may arise therefrom. Always contact Manufacturer for final measurements when specified in your design.


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