Inch Series (Plain)
 
Boundary dimensionsmm
Bearing numbers
Basic load rating
d D B B1 rs Open Type Shielded Type(ZZ) Rubber Type(2RS) Cr Cor
1.984 6.35 2.38 3.571 0.1 R1-4 R1-4ZZS R1-4-2RS 284 96
2.380 4.762 1.588 - 0.1 R133 - - 189 60
  4.762 - 2.38 0.1 - R133ZZS R133-2RS 144 53
  7.938 2.779 3.571 0.15 R1-5 R1-5ZZS R1-5-2RS 582 176
3.175 6.35 2.38 2.779 0.1 R144 R144ZZS R144-2RS 284 96
  7.938 2.779 3.571 0.1 R2-5 R2-5ZZ R2-5-2RS 558 180
  9.525 2.779 3.571 0.15 R2-6 R2-6ZZ R2-6-2RS 640 227
  9.525 3.967 3.967 0.3 R2 R2ZZ R2-2RS 631 219
  12.7 4.366 4.366 0.3 R2A R2AZZ R2A-2RS 640 227
3.967 7.938 2.779 3.175 0.1 R155 R155ZZS R155-2RS 359 150
4.762 7.938 2.779 3.175 0.1 R156 R156ZZS R156-2RS 359 150
  9.525 3.175 3.175 0.1 R166 R166ZZ R166-2RS 709 272
  12.7 3.967 4.978 0.3 R3 R3ZZ R3-2RS 1301 488
  15.875 4.978 4.978 0.3 R3A R3AZZ R3A-2RS 1480 621
6.35 9.525 3.175 3.175 0.1 R168 R168ZZS R168-2RS 373 172
  12.7 3.175 4.762 0.15 R188 R188ZZ R188-2RS 1082 442
  15.875 4.978 4.978 0.3 R4 R4ZZ R4-2RS 1480 621
  19.05 5.558 7.142 0.4 R4A R4AZZ R4A-2RS 2336 896
7.938 12.7 3.967 3.967 0.15 R1810 R1810ZZS R1810-2RS 542 276
9.525 15.875 3.967 3.967 0.25 R1038 R1038ZZ R1038-2RS 430 200
  22.225 5.558 7.142 0.4 R6 R6ZZ R6-2RS 3332 1422
12.7 19.05 3.967 3.967 0.25 R1212 R1212ZZ R1212-2RS 500 275
  28.575 6.35 7.938 0.4 R8 R8ZZ R1212-2RS 5108 2413
15.875 34.925 7.142 8.733 0.8 R10 R10ZZ R10-2RS 5988 3287
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