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Product1 Bearings
  • Tapered Roller Bearings
  • Standard type
  • All
Dimensions
Bore diameter
≤ d ≤
d =
Width
≤ B ≤
B =
Outside diameter
≤ D ≤
D =
21~40/742
  • Tapered Roller Bearings
  • Standard type
  • All
Bearing No.  
 Series    r - Cup Backface "To Clear" Radius2    Design Units    Db - Cup Backface Backing Diameter    da - Cone Frontface Backing Diameter    D - Cup Outer Diameter    d - Bore    Cup Part Number    Cone Part Number  
57 ... 30234 4 mm0.16 in 5 mm0.2 in 615.2 METRIC 285 m... 198 mm7.8 in 288 mm11.34 in
46.... 30318 3 mm0.118 in 4 mm0.157 in 176.8 METRIC 173 m... 112 mm4.41 in 176 mm6.93 in
49.... 30319 3 mm0.12 in 4 mm0.16 in 203.6 METRIC 182 m... 118 mm4.65 in 184 mm7.24 in
51.... 30320 3 mm0.12 in 4 mm0.16 in 282.4 METRIC 197 m... 124 mm4.88 in 197 mm7.76 in
42.... 31316 2.5 mm0.1 in 3 mm0.12 in 105 METRIC 146 m... 114 mm4.49 in 159.5 mm6.28 in
44.... 31317 3 mm0.118 in 4 mm0.16 in 145.7 METRIC 154 m... 120 mm4.72 in 169 mm6.65 in
56.... 31320X 3 mm0.12 in 4 mm0.157 in 196.1 METRIC 183.9... 144 mm5.67 in 202 mm7.95 in
54.... 30322 3 mm0.12 in 4 mm0.16 in 393.4 METRIC 223 m... 137 mm5.39 in 220 mm8.66 in
87 ... 32056X 4 mm0.16 in 5 mm0.2 in 1981.1 METRIC 388.1... 314 mm12.36 in 402 mm15.83 in
60 ... 30238 4 mm0.16 in 5 mm0.2 in 940.6 METRIC 310 m... 222 mm8.7 in 318.5 mm12.54 in
87 ... 32052X 4 mm0.16 in 5 mm0.2 in 1752.5 METRIC 367 m... 293 mm11.54 in 382.5 mm15.06 in
68 ... 31324X 3 mm0.12 in 4 mm0.16 in 303.2 METRIC 223 m... 172 mm6.77 in 244.1 mm9.61 in
77 ... 31328X 4 mm0.16 in 5 mm0.2 in 424.5 METRIC 257 m... 199 mm7.83 in 280.4 mm11.04 in
100... 32060X 4 mm0.16 in 5 mm0.2 in 2353.5 METRIC 423 m... 336 mm13.23 in 439 mm17.28 in
71.... 32228 3 mm0.12 in 4 mm0.157 in 492.8 METRIC 223 m... 171 mm6.73 in 238.5 mm9.39 in
76 ... M249700 3.05 mm0.... 4.060 mm0.16 in 1485.4 METRIC 336.0... 264.92 mm10.... 343.41 mm13.5...
85.... 32052X 6.10 mm0.... 6.35 mm0.25 in 1752.5 METRIC 366.0... 300.99 mm11.... 383.54 mm15.1...
23.... LL455600 1.52 mm0.... 2.290 mm0.09 in 1025.3 METRIC 335.0... 310.90 mm12.... 337.10 mm13.3...
63.... 32956M 2.54 mm0.... 3.050 mm0.12 in 1696.5 METRIC 356.1... 299.97 mm11.... 369.06 mm14.5...
100... 32064XM 4.06 mm0.... 5.080 mm0.2 in 2667.3 METRIC 441.9... 357.12 mm14.... 461.30 mm18.1...
Bearing No.  
 Series    r - Cup Backface "To Clear" Radius2    Design Units    Db - Cup Backface Backing Diameter    da - Cone Frontface Backing Diameter    D - Cup Outer Diameter    d - Bore    Cup Part Number    Cone Part Number  
57 ... 30234 4 mm0.16 in 5 mm0.2 in 615.2 METRIC 285 m... 198 mm7.8 in 288 mm11.34 in
46.... 30318 3 mm0.118 in 4 mm0.157 in 176.8 METRIC 173 m... 112 mm4.41 in 176 mm6.93 in
49.... 30319 3 mm0.12 in 4 mm0.16 in 203.6 METRIC 182 m... 118 mm4.65 in 184 mm7.24 in
51.... 30320 3 mm0.12 in 4 mm0.16 in 282.4 METRIC 197 m... 124 mm4.88 in 197 mm7.76 in
42.... 31316 2.5 mm0.1 in 3 mm0.12 in 105 METRIC 146 m... 114 mm4.49 in 159.5 mm6.28 in
44.... 31317 3 mm0.118 in 4 mm0.16 in 145.7 METRIC 154 m... 120 mm4.72 in 169 mm6.65 in
56.... 31320X 3 mm0.12 in 4 mm0.157 in 196.1 METRIC 183.9... 144 mm5.67 in 202 mm7.95 in
54.... 30322 3 mm0.12 in 4 mm0.16 in 393.4 METRIC 223 m... 137 mm5.39 in 220 mm8.66 in
87 ... 32056X 4 mm0.16 in 5 mm0.2 in 1981.1 METRIC 388.1... 314 mm12.36 in 402 mm15.83 in
60 ... 30238 4 mm0.16 in 5 mm0.2 in 940.6 METRIC 310 m... 222 mm8.7 in 318.5 mm12.54 in
87 ... 32052X 4 mm0.16 in 5 mm0.2 in 1752.5 METRIC 367 m... 293 mm11.54 in 382.5 mm15.06 in
68 ... 31324X 3 mm0.12 in 4 mm0.16 in 303.2 METRIC 223 m... 172 mm6.77 in 244.1 mm9.61 in
77 ... 31328X 4 mm0.16 in 5 mm0.2 in 424.5 METRIC 257 m... 199 mm7.83 in 280.4 mm11.04 in
100... 32060X 4 mm0.16 in 5 mm0.2 in 2353.5 METRIC 423 m... 336 mm13.23 in 439 mm17.28 in
71.... 32228 3 mm0.12 in 4 mm0.157 in 492.8 METRIC 223 m... 171 mm6.73 in 238.5 mm9.39 in
76 ... M249700 3.05 mm0.... 4.060 mm0.16 in 1485.4 METRIC 336.0... 264.92 mm10.... 343.41 mm13.5...
85.... 32052X 6.10 mm0.... 6.35 mm0.25 in 1752.5 METRIC 366.0... 300.99 mm11.... 383.54 mm15.1...
23.... LL455600 1.52 mm0.... 2.290 mm0.09 in 1025.3 METRIC 335.0... 310.90 mm12.... 337.10 mm13.3...
63.... 32956M 2.54 mm0.... 3.050 mm0.12 in 1696.5 METRIC 356.1... 299.97 mm11.... 369.06 mm14.5...
100... 32064XM 4.06 mm0.... 5.080 mm0.2 in 2667.3 METRIC 441.9... 357.12 mm14.... 461.30 mm18.1...
Tapered Roller Bearings
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