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ARCON RING SITE > Eaton Snap Rings > Internal Notched Retaining Ring (IN)

Internal Notched Retaining Ring (IN)

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Internal Notched Retaining Rings (IN)

See our Internal Notched Retaining Ring Chart below, which includes technical specifications like:

  • Internal Notched Retaining Ring Dimensions
  • Internal Notched Retaining Ring Groove Dimensions
  • Internal Notched Retaining Ring Thrust Load
  • Plus More

You’ll also notice CAD drawings below to further assist you.

If you do not see your desired specifications in our bearing snap ring size chart below, you can custom-design your own internal notched retaining ring right on our website!

For more information view all internal eaton rings, or feel free to download our internal notched retaining ring PDF or view our complete retaining ring catalog.

Contact Arcon Ring to request additional assistance or get a FREE quote online today.

Catalog Stock Sizes Available: 1.750" to 3.625"

Custom Sizes Obtainable: 0.050" to 60"

Standard Material: Carbon Spring Steel

drawing

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    PART NUMBER HOUSING RING GROOVE GAP G Min. NOTCH THRUST LOAD LBS.
    DIAMETER S FREE DIAMETER WIRE SECTION DIA. WIDTH
    A    		 NOM. DEPTH B DEPTH
    ND
    +.000
    -.030    		 WIDTH NW Ref.
    Frac. inch Dec. inch mm D
    inches    		 Tol. inches W
    ±.005    		 T
    ±.002    		 C Tol.
    IN175 13/4 1.750 44.45 1.878 1.858 0.054 4,100
    IN181 113/16 1.812 46.02 1.942 1.922 0.055 0.370 4,280
    IN185 – 1.850 47.00 1.982 0.156 0.062 1.962 ±.005 0.068 0.056 0.078 4,380
    IN187 17/8 1.875 47.63 2.014 1.989 +0.004 0.057 0.400 4,650
    IN193 115/16 1.938 49.20 2.081 2.056 -0.000 0.059 5,000
    IN200 2 2.000 50.80 2.147 2.122 0.061 0.420 5,350
    IN206 23/64 2.047 52.00 2.201 +0.070 2.171 0.062 6,490
    IN206 21/16 2.062 52.37 2.201 -0.000 2.186 0.450 6,490
    IN212 21/8 2.125 53.98 2.271 2.251 0.063 6,810
    IN218 – 2.165 55.00 2.338 0.171 2.295 0.065 0.430 0.085 7,240
    IN218 23/16 2.188 55.55 2.338 2.318 0.086 0.470 7,240
    IN225 21/4 2.250 57.15 2.402 0.078 2.382 +0.005 0.066 0.450 7,560
    IN231 25/16 2.312 58.72 2.470 2.450 -0.000 0.069 8,120
    IN237 23/8 2.375 60.33 2.537 2.517 0.071 0.093 8,580
    IN244 – 2.440 61.98 2.604 2.584 0.072 0.470 8,940
    IN250 21/2 2.500 63.50 2.673 2.648 0.074 9,410
    IN253 217/32 2.531 64.29 2.706 2.681 0.075 9,660
    IN256 29/16 2.562 65.07 2.739 2.714 0.076 9,910
    IN262 25/8 2.625 66.68 2.806 0.188 2.781 0.078 0.530 0.093 10,420
    IN268 – 2.677 68.00 2.868 2.837 0.080 10,900
    IN268 211/16 2.688 68.25 2.868 +0.080 2.848 0.103 0.560 10,900
    IN275 23/4 2.750 69.85 2.944 -0.000 0.093 2.914 ±.006 +0.005 0.082 0.590 11,470
    IN281 213/16 2.812 71.42 3.025 2.980 -0.000 0.084 12,200
    IN281 – 2.835 72.00 3.025 3.005 0.085 0.660 12,200
    IN287 27/8 2.875 73.03 3.086 3.051 0.088 12,870
    IN295 – 2.953 75.00 3.175 0.203 3.135 0.091 0.620 0.100 13,480
    IN300 3 3.000 76.20 3.222 3.182 0.091 13,890
    IN306 31/16 3.062 77.77 3.288 3.248 0.093 14,490
    IN312 31/8 3.125 79.38 3.353 3.315 0.095 0.650 15,110
    IN315 – 3.149 79.98 3.388 0.218 3.341 0.096 0.109 15,420
    IN315 35/32 3.156 80.16 3.388 3.348 15,420
    IN325 31/4 3.250 82.55 3.488 +0.100 3.446 0.120 0.098 0.680 16,210
    IN334 311/32 3.346 84.99 3.590 -0.000 0.109 3.546 +0.005 0.100 0.125 17,030
    IN347 315/32 3.469 88.11 3.721 3.675 -0.000 0.103 0.710 18,190
    IN350 31/2 3.500 88.90 3.760 3.710 0.105 18,700
    IN354 – 3.543 90.00 3.805 0.234 3.755 0.106 0.740 0.120 19,400
    IN354 39/16 3.562 90.47 3.805 3.776 0.107 0.810 19,400
    IN362 35/8 3.625 92.08 3.895 3.841 0.108 0.740 19,930
    IN375 – 3.740 95.00 4.030 3.964 0.112 0.740 0.125 21,380
    IN375 33/4 3.750 95.25 4.030 3.974 0.780 0.125 21,380
    IN387 37/8 3.875 98.43 4.165 4.107 0.116 0.125 22,880
    IN393 315/16 3.938 100.00 4.234 0.250 4.174 0.118 0.125 0.125 23,650
    IN400 4 4.000 101.60 4.300 4.240 0.125 24,430
    IN412 41/8 4.125 104.78 4.430 +0.100 4.365 0.120 0.810 0.125 25,190
    IN425 41/4 4.250 107.95 4.555 -0.000 0.109 4.490 ±.006 +0.005 0.120 0.125 25,960
    IN433 – 4.331 110.00 4.641 4.571 -0.000 0.125 26,450
    IN450 41/2 4.500 114.30 4.815 4.740 0.156 27,490
    IN462 45/8 4.625 117.48 4.940 4.865 0.840 0.156 28,250
    IN475 – 4.724 120.00 5.070 0.281 4.969 0.122 0.140 0.156 29,000
    IN475 43/4 4.750 120.65 5.070 4.995 0.910 0.156 29,000
    IN500 5 5.000 127.00 5.340 5.260 0.130 0.930 0.156 33,100
    IN525 51/4 5.250 133.35 5.600 5.520 0.156 36,070
    IN537 53/8 5.375 136.53 5.735 +0.120 5.650 0.156 36,930
    IN550 51/2 5.500 139.70 5.860 -0.000 0.312 0.125 5.770 ±.007 0.139 0.135 1.000 0.156 0.156 37,790
    IN575 53/4 5.750 146.05 6.120 6.020 +0.006 0.156 39,500
    IN600 6 6.000 152.40 6.380 6.270 -0.000 0.156 41,220
    IN625 61/4 6.250 158.75 6.640 6.530 0.140 1.030 0.156 44,530
    IN650 61/2 6.500 165.10 6.905 +0.150 6.790 0.174 0.145 1.090 0.156 47,970
    IN662 65/8 6.625 168.28 7.045 -0.000 0.343 0.156 6.925 +0.008 0.150 1.120 0.171 0.156 50,580
    IN675 63/4 6.750 171.45 7.180 7.055 -0.000 0.152 1.130 0.156 52,220
    IN700 7 7.000 177.80 7.445 7.315 0.157 1.140 0.156 55,930
    IN725 71/4 7.250 184.15 7.705 +0.180 7.575 0.162 0.187 59,700
    IN750 71/2 7.500 190.50 7.975 -0.000 0.375 7.840 0.170 1.150 0.187 0.187 64,900
    IN775 73/4 7.750 196.85 8.240 8.100 0.175 1.160 0.187 68,700
    IN800 8 8.000 203.20 8.505 8.360 ±.008 0.180 1.200 0.187 72,900
    IN825 81/4 8.250 209.55 8.770 8.620 0.185 1.230 0.187 77,600
    IN850 81/2 8.500 215.90 9.035 0.437 0.187 8.880 0.209 0.190 1.270 0.218 0.187 81,800
    IN875 83/4 8.750 222.25 9.305 +0.220 9.144 +0.008 0.197 1.320 0.187 87,300
    IN900 9 9.000 228.60 9.564 -0.000 9.404 -0.000 0.202 1.370 0.187 92,400
    IN925 91/4 9.250 234.95 9.833 9.668 0.209 1.400 0.187 98,000
    IN950 91/2 9.500 241.30 10.100 0.500 9.930 0.215 1.500 0.250 0.187 103,900
    IN975 93/4 9.750 247.65 10.365 10.190 0.220 1.620 0.187 109,000
    IN1000 10 10.000 254.00 10.630 10.450 0.225 1.750 0.187 114,600