KOYO Bearing

KOYO tapered roller bearings HM252349NA/HM252315D

KOYO BEARING

Tapered roller bearings

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KOYO BEARING

Bearing No. 1)  

Design

Mounting dimensions

(mm)

da              Da            Sa           ra            rb

min.       min.     min.    max.   max.

Constant

 

e

Axial load factors

 

Y2           Y3           Y0

Mass (kg)
NA67790/67720D

NA87700//87112D

NA94700//94114D

2

1

1

196

196

206

237

266

269

9.5

14.3

15.9

3.6

3.6

5.6

0.8

1.6

1.6

0.44

0.42

0.47

1.54 1.62 1.44 2.29 2.42

2.15

1.50 1.59 1.41 14.2

23.5

33.3

H239649NA/H239612D 2 216 300 23.8 5.6 1.6 0.32 2.12 3.15 2.07 52.7
NA67885SW//20D 1 209 257 12.7 3.6 0.8 0.48 1.42 2.11 1.38 17.5
NA132083//132126D

NA93800/93127D

1

2

232

232

292

294

15.9

17.5

6.4

5.6

1.6

1.6

0.31

0.52

2.15 1.29 3.21 1.92 2.11

1.26

30.6

39.3

NA130902/131401D 2 257 330 17.5 6.4 1.6 0.33 2.04 3.04 2.00 49.4
NA170950//171451D 1 270 335 17.5 6.4 1.6 0.36 1.86 2.77 1.82 41.8
NA127096/127136D 2 273 329 15.9 6.4 1.6 0.35 1.91 2.84 1.86 36.3
HM252343NA/HM252311D

HM252344NA/HM252315D

NA551002/551701D

2

2

2

282

282

282

397

397

388

22.2

22.2

22.2

6.4

6.4

6.4

1.6

1.6

1.6

0.33

0.33

0.33

2.03 2.03 2.03 3.02 3.02 3.02 1.98 1.98 1.98 87.2

93.5

93.0

NA221026/221576D

HM252349NA/HM252311D

HM252349NA/HM252315D

2

2

2

289

289

289

371

397

397

19.1

22.2

22.2

6.4

1.6

1.6

1.6

1.6

1.6

0.39

0.33

0.33

1.71 2.03 2.03 2.54 3.02 3.02 1.67 1.98 1.98 56.7

87.3

93.6

NA291201//291751D 1 333 413 20.6 6.4 1.6 0.38 1.79 2.66 1.75 63.8
NA231400//231976D 1 384 480 19.1 6.4 1.6 0.44 1.53 2.28 1.50 82.2
46T8059NA-1 1 428 558 31 5 1.5 0.32 2.12 3.15 2.07 148
NA285160//285228D 1 435 535 25.4 6.4 1.6 0.50 1.35 2.01 1.32 112

CMTG BEARING CO.,LIMITED.  has been engaged in bearing industry for many years, we provide a wide selections of brands, including FAG bearingSKF bearing,NSK bearing,Nachi bearing, TIMKEN bearing, THK Linear Guide and Linear Block …ect.

Bearing typies including standard bearing and non-standard bearings, linear bearings, automotive bearings, large bearings, railway bearings,spherical plain bearings, high temperature,super-precision bearings, as well as some rare types customized to your need.

Contact us if any bearing in demand . we will check and revert ASAP.

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