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Roulements à billes et à rouleaux - NTN-SNR: подшипники

Roulements à billes et à rouleaux - NTN-SNR: подшипники

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<strong>Roulements</strong> à <strong>rouleaux</strong> coniques<br />

<strong>NTN</strong><br />

r1a<br />

ra<br />

φDa<br />

φdb<br />

φda<br />

φDb<br />

Charge radiale dynamique<br />

équivalente<br />

Pr = XFr + YFa<br />

Fa Fa<br />

e > e<br />

Fr Fr<br />

X Y X Y<br />

1 0 0.4 Y2<br />

Charge radiale statique<br />

équivalente<br />

Por = 0.5Fr + Yo Fa<br />

Pour Por < Fr prendre Por = Fr<br />

Pour les valeurs de e, Y2 <strong>et</strong> Yo<br />

consulter le tableau ci-dessous.<br />

Désignation Autres dimensions Centre Constante Facteur Poids<br />

mm<br />

de<br />

poussée<br />

de charge<br />

axiale kg<br />

ras r1as mm<br />

da db Da Db max max a e Y2 Yo (approx.)<br />

4T-49585/49520 66 59 88 96 3.5 3.3 7.1 0.40 1.50 0.82 1.13<br />

4T-529/522 59 58 89 95 0.8 3.3 12.9 0.29 2.10 1.16 1.24<br />

4T-455/453X 60 59 92 98 0.8 3.3 7.1 0.34 1.79 0.98 1.19<br />

4T-45284/45220 71 59 93 99 6.4 3.3 7.9 0.33 1.80 0.99 1.22<br />

4T-HM807046/HM807010 70 63 89 100 3.5 3.3 7.4 0.49 1.23 0.68 1.49<br />

4T-59200/59412 68 61 92 99 3.5 3.3 9.6 0.40 1.49 0.82 1.44<br />

4T-537/532X 65 59 94 100 3.5 3.3 12.3 0.30 2.02 1.11 1.55<br />

4T-HM907643/HM907614 74 65 91 105 3.5 3.3<br />

1)<br />

–7.2 0.88 0.68 0.37 1.36<br />

4T-55200C/55443 71 65 92 106 3.5 3.3<br />

1)<br />

–7.4 0.88 0.68 0.37 1.34<br />

4T-3975/3920 68 61 99 106 3.5 3.3 4.5 0.40 1.49 0.82 1.53<br />

4T-39575/39520 68 61 101 107 3.5 3.3 6.6 0.34 1.77 0.97 1.54<br />

4T-66200/66462 71 65 100 111 3.5 3.3 0.4 0.63 0.96 0.53 1.67<br />

4T-619/612 67 61 105 110 3.5 3.3 14.4 0.31 1.91 1.05 2.3<br />

4T-72200C/72487 77 67 102 116 3.5 3.3<br />

1)<br />

–1.5 0.74 0.81 0.45 2.1<br />

4T-555/552A 66 62 109 116 2.3 3.3 9.4 0.35 1.73 0.95 2.34<br />

4T-368S/362A 59 56 81 84 2 1.3 4.0 0.32 1.88 1.03 0.507<br />

4T-28584/28521 65 58 83 87 3.5 0.8 4.6 0.38 1.59 0.87 0.677<br />

4T-3767/3720 63 59 82 88 2.3 3.3 8.3 0.34 1.77 0.97 0.819<br />

4T-33890/33821 61 59 85 90 1.5 2.3 8.0 0.33 1.82 1.00 0.851<br />

4T-LM806649/LM806610 63 60 80 85 2.3 2 –2.2 0.55 1.10 0.60 0.437<br />

4T-33895/33822 63 60 86 90 1.5 0.8 8.0 0.33 1.82 1.00 0.824<br />

4T-389A/382A 61 60 89 92 0.8 0.8 3.1 0.35 1.69 0.93 0.633<br />

4T-45287/45220 62 62 93 99 0.8 3.3 7.9 0.33 1.80 0.99 1.17<br />

4T-HM807049/HM807010 73 63 89 100 3.5 3.3 7.4 0.49 1.23 0.68 1.41<br />

4T-539/532X 68 61 94 100 3.5 3.3 12.3 0.30 2.02 1.11 1.47<br />

4T-621/612 70 63 105 110 3.5 3.3 14.4 0.31 1.91 1.05 2.21<br />

4T-66584/66520 75 68 105 116 3.5 3.3<br />

1)<br />

–1.8 0.67 0.90 0.50 1.79<br />

4T-5578/5535 73 67 106 116 3.5 3.3 13.3 0.36 1.67 0.92 2.64<br />

4T-72212C/72487 79 67 102 116 3.5 3.3<br />

1)<br />

–1.5 0.74 0.81 0.45 2.03<br />

4T-557S/552A 71 65 109 116 3.5 3.3 9.4 0.35 1.73 0.95 2.26<br />

4T-HM911242/HM911210 79 74 109 124 3.5 3.3<br />

1)<br />

–5.2 0.82 0.73 0.40 2.27<br />

4T-78214C/78551 79 77 117 132 0.8 2.3<br />

1)<br />

–8.5 0.87 0.69 0.38 2.77<br />

4T-HM807048/HM807010 73 63 89 100 3.5 3.3 7.4 0.49 1.23 0.68 1.40<br />

# 4T-JLM506849/JLM506810 63 61 82 86 1.5 0.5 2.8 0.40 1.49 0.82 0.558<br />

1) « – » signifie que le centre de poussée est à l’extérieur de la face du cône<br />

B-165<br />

1)

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