Rings / Axial Tapered Section Retaining Rings / Circlips / HO

HO-187

Looking for a specific material or finish? View complete part numbers and request a quote below.

Images

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Free Diameter & Ring Measurements with Section B-B

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Housing Diameter & Groove Dimensions

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Clearance Diameter Compressed in Housing

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Clearance Diameter & Gap Width Released in Groove

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Allowable Corner Radius and Chamfer

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Exploded Groove Profile & Edge Margin (Y) Maximum bottom radii (R), .005 for ring sizes -25 thru -100; .010 for ring sizes 102 thru 1000

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Alternate Lug Design For Larger Sizes (Manufacturer’s Option)

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Alternate Design (Manufacturer’s Option)

CAD

Specifications

Part Data

  • Housing or Shaft Housing
  • Axial or Radial Axial
  • Housing Dia. Dh 1.875 inches
  • Dh mm 47.600 mm
  • Groove Diameter Dg 1.984 - 1.994 - inches
  • Groove Width W 0.068 - 0.072 - inches
  • Groove Depth D 0.057 inches
  • Free Diameter Df 2.047 - 2.107 - inches
  • Thickness T *** 0.059 - 0.065 - inches
  • Lug Height H 0.229 - 0.239 - inches
  • Maximum Section S Max 0.163 - 0.177 - inches
  • Minimum Section S Min 0.078 - 0.092 - inches
  • Hole Diameter R 0.091 - 0.108 - inches
  • Weight Per 1000 Pcs. 12.800 lbs.
  • Edge Margin Y Min. inches
  • Clearance Dia. Compressed In Housing L1 1.370 inches
  • Clearance Dia. Released In Groove L2 1.480 inches
  • Gap Width Ring In Groove G 0.430 inches
  • Hardness ST 47.000 - 52.000 - HRC
  • Hardness SS 44.000 - 51.000 - HRC
  • Hardness BC 34.000 - 43.000 - HRC
  • Interchange Waldes Truarc N5000 187
  • Interchange IRR 3000 X187
  • Interchange Anderton N1300 0187
  • Interchange Mil Or Aero MS16625E 187
  • Interchange Din

Performance Data

  • Thrust Ld. (lbs.) Ring Safety Factor Of 4 Pr 16,697 lbs.
  • Thrust Ld. (lbs.) Groove Safety Factor Of 2 Pg 9,050 lbs.

Tool Data

  • Standard Pliers (Straight) RP-500
  • 45 Standard Pliers RP-504
  • 90 Standard Pliers RP-509
  • Ratchet Pliers (w/o Tips) RP-27R
  • Straight Ratchet Pliers Tips RP-5021R
  • 45 Ratchet Pliers Tips RP-5023R
  • 90 Ratchet Pliers Tips RP-5024R
  • Convertible Pliers RP-560
  • 45 Convertible Pliers RP-564
  • 90 Convertible Pliers RP-569
  • Heavy Duty Pliers (Straight) RPN-J3
  • 90 Heavy Duty Pliers RPN-J31

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
HO-187SS Internal /Housing PH 15-7 Stainless Steel None/Self Finish Quote
HO-187SS MPS Internal /Housing MS16625-4187 PH 15-7 Stainless Steel Military Passivation Quote
HO-187ST HPD Internal /Housing Carbon Steel SAE 1070-1090 Heavy Phosphate and Oil Quote
HO-187ST PD Internal /Housing Carbon Steel SAE 1070-1090 Phosphate & Oil Quote
HO-187ST Z3X Internal /Housing Carbon Steel SAE 1070-1090 Trivalent Zinc Quote
HO-187ST ZD Internal /Housing Carbon Steel SAE 1070-1090 Zinc Dichromate Quote
HO-187ST ZF Internal /Housing Carbon Steel SAE 1070-1090 Zinc Flash Quote
HO-187ST MCD Internal /Housing MS16625-1187 Carbon Steel SAE 1070-1090 Military CAD Plating Quote
HO-187ST MPD Internal /Housing MS16625-3187 Carbon Steel SAE 1070-1090 Military Phosphate and Oil Quote
HO-187ST MZD Internal /Housing MS16625-2187 Carbon Steel SAE 1070-1090 Military Zinc Dichromate Quote

Materials and Finishes

Materials

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

Finishes

***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
  • 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
  • ZD - Zinc Dichromate, Carbon Steel

Description

HO retaining rings are axially assembled internal circlips within Rotor Clip’s tapered section retaining ring family. Installed into a groove in a housing/bore, the protruding shoulder retains components by preventing axial movement along the bore.

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