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21300 Series
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Tel：+86-574-86369986 86369985 86369552

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Inquiry
Product Parameter
Inquiry Bearing Number Dimensions Load ratings(KN) Limiting speeds(r/min) Mounting dimensions(mm) Weight (Kg)≈
d D B Cr Cor Grease Oil da
min 		Da
max 		ra
max
21304 20 52 15 32 32 6100 7500 27 45 1 0.165
21305 25 62 17 42 45 5400 6800 32 55 1 0.245
21306 30 72 19 58 64 4400 5800 37 65 1 0.425
21307 35 80 21 65 75 4200 5400 44 71 1.5 0.523
21308 40 90 23 89 99 3800 4500 49 81 1.5 0.75
21309 45 100 25 106 118 3400 3800 54 91 1.5 1.03
21311 55 120 29 146 175 2800 3400 65 110 2 1.68
21312 60 130 31 167 201 2600 3300 72 118 2.1 2
21313 65 140 33 188 235 2400 3200 77 128 2.1 2.57
21314 70 150 35 218 276 2200 2900 82 138 2.1 3.2
21315 75 160 37 245 311 2000 2800 87 148 2.1 3.76
21316 80 170 39 268 359 2000 2400 92 158 2.1 4.81
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