Rings / Axially Assembled Tapered Section Retaining Rings / DHI


Product Image


Part Data

  • Housing or Shaft Housing
  • Axial or Radial Axial
  • Dh mm 25.00 mm
  • Groove Diameter Dg 26.200 - 26.410 mm
  • Groove Width W 1.30 mm
  • Groove Depth D 0.60 mm
  • Free Diameter Df 26.690 - 27.320 mm
  • Thickness T *** 1.14 - 1.20 mm
  • Hole Diameter R 1.5 mm
  • Large Sect. S 2.70 - 2.90 mm
  • Weight Per 1000 Pcs. 1.400 kg
  • Edge Margin Y Min. 1.80 mm
  • Allowable Radius / Chamfer R/Ch Max, 1.00 mm
  • Hardness ST 47.0 - 54.0 HRC
  • Hardness SG 47 - 54 HRC
  • Interchange Waldes Truarc
  • Interchange IRR
  • Interchange Anderton M1308 0250
  • Interchange Mil Or Aero
  • Interchange Din
  • Interchange Seeger-Orbis JV 25

Performance Data

  • Thrust Load Ring Pr 14.80 kN
  • Thrust Load Groove Pg 4.00 kN
  • Max. Load W/ R Max Or Ch Max PR 5.00 kN

Tool Data

  • Heavy Duty Pliers (Straight) RPN-J1
  • 90 Heavy Duty Pliers RPN-J11


  • 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, Internal Inverted, Metric. Functions like an DHO ring in a housing/bore, only the lugs are reversed. This version reduces the distance the lugs of the standard DHO extend into the inner circumference of the housing/bore and allows for a

Custom solutions

Can’t find what you’re looking for in an existing product, need a modified version of one of our standard parts, or simply aren’t sure what part you need?

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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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