DEMARK (Beijing) Automation Technology Co., Ltd.
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Tapered Roller Bearing
> Double Row Tapered Roller Bearing With Double Cone (Inch Series)
Double Row Tapered Roller Bearing With Double Cone (Inch Series)
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Bearing NO.
Boundary dimensions(mm)
Basic load ratings(kN)
Design
Abutment and fillet dimensions(mm)
Value
Weight (kg)
d
D
T
C
r 1.2min
r 3.4min
Cr
Cor
da min
Da max
rb max
ra max
e
Y1
Y2
Y0
Refer
551002/551701D
254
431.724
173.038
128.588
1.6
6.4
1680
3420
1
272.8
388.3
1.6
6.4
0.33
2.03
3.02
1.98
93
HM252343NA/HM252315D
254
431.724
173.038
128.588
1.6
6.4
1950
3700
2
301
413
1.6
6.4
0.33
2
3
2
93.4
EE822100/822176D
254
444.5
165.1
114.3
1.6
6.4
1470
2770
1
272.8
406.2
1.6
6.4
0.42
1.62
2.42
1.59
93.9
EE941002/941951XD
254
495.3
162.245
120.65
1.6
6.4
1750
3220
1
272.8
455.7
1.6
6.4
0.4
1.68
2.5
1.64
135
EE941002/941953D
254
495.3
168.595
127
1.6
6.4
1750
3220
1
272.8
455.7
1.6
6.4
0.4
1.68
2.5
1.64
139
HH953749/HH953710D
254
533.4
276.225
165.1
1.6
6.4
3296
5225
1
332
511
1.6
6.4
0.94
0.7
1.1
0.7
260
EE221018/221576D
258.763
400.05
155.575
107.95
1.6
9.5
1300
2570
1
283.8
371.2
1.6
9.5
0.39
1.71
2.54
1.67
59.2
EE134102/134144D
260.35
365.125
130.175
98.425
1.6
6.4
990
2200
1
293
354
1.6
6.4
0.37
1.8
2.7
1.8
37.2
221026/221576D
260.35
400.05
146.05
107.95
1.6
6.4
1300
2570
1
279.2
371.2
1.6
6.4
0.39
1.71
2.54
1.67
56.7
EE221026/221576D
260.35
400.05
155.575
107.95
1.6
9.7
1260
2440
1
300
383
1.6
9.7
0.39
1.7
2.5
1.7
58.3
EE128102/128160D
260.35
406.4
149.225
117.475
1.6
3.2
1290
2870
1
302
391
1.6
3.2
0.39
1.8
2.6
1.7
66.8
EE435102/435165D
260.35
419.1
184.15
136.525
1.6
3.2
1580
3250
1
295
395
1.6
3.2
0.61
1.11
1.66
1.09
86.8
HM252349/HM252311D
260.35
422.275
173.038
128.588
1.6
6.8
1950
3700
1
304
408
1.6
6.8
0.33
2
3
2
83.1
HM252349/HM252310D
260.35
422.275
178.592
139.7
1.6
6.8
2128
3847
1
304
408
1.6
6.8
0.33
2
3
2
86.5
EE551026/551663D
260.35
422.275
178.598
139.7
1.6
6.8
1670
3200
1
302
404
1.6
6.8
0.33
2
3
2
85.3
HM252349/HM252312D
260.35
422.91
178.592
139.7
1.6
6.8
1730
3360
1
279.8
399.1
1.6
6.8
0.33
2.03
3.02
1.98
86.7
HM252349/HM252315D
260.35
431.724
173.038
128.588
1.6
6.8
1730
3360
1
279.8
397.9
1.6
6.8
0.33
2.03
3.02
1.98
89.9
HM252349NA/HM252315D
260.35
431.724
173.038
128.588
1.6
6.4
1950
3700
2
304
413
1.6
6.4
0.33
2
3
2
89.9
EE295102/295192D
260.35
488.95
254
196.85
1.6
6.4
2950
5700
1
325
469
1.6
6.4
0.31
2.2
3.2
2.1
193
HM252348NA/HM252315D
260.35
731.724
173.038
128.588
1.6
6.4
1730
3360
1
279.2
397.9
1.6
6.4
0.33
2.03
3.02
1.98
90
LM451345/LM451310D
263.525
355.6
127
101.6
1.6
3.6
1040
2550
1
276.7
342.6
1.6
3.6
0.36
1.87
2.79
1.83
33.1
LM451345/LM451312D
263.525
357.2
127
101.6
1.6
3.6
1040
2550
1
276.7
342.6
1.6
3.6
0.36
1.87
2.79
1.83
33.8
29880/29820D
266.7
323.85
63.5
50.8
0.8
1.6
252
723
1
275.9
307.1
0.8
1.6
0.35
1.95
2.9
1.91
9.57
LM251649NW/LM251610D
266.7
352.425
107.95
82.55
1.6
6.4
855
2110
2
295
343
1.6
6.4
0.32
2.1
3.2
2.1
26.3
LM451349/LM451310D
266.7
355.6
127
101.6
1.6
3.6
1060
2520
1
292
348
1.6
3.6
0.36
1.9
2.8
1.8
31.2
LM451349A/LM451310D
266.7
355.6
127
101.6
1.6
10.4
1040
2550
1
293.5
342.6
1.6
10.4
0.36
1.87
2.79
1.83
31.5
LM451349/LM451312D
266.7
357.2
127
101.6
1.6
3.6
1060
2520
1
292
348
1.6
3.6
0.36
1.9
2.8
1.8
32
EE275105/275156D
266.7
393.7
157.162
109.538
1.6
6.4
1200
2570
1
306
382
1.6
6.4
0.4
1.7
2.5
1.6
56.6
EE275105/275161D
266.7
406.4
155.575
107.95
1.6
6.4
1200
2570
1
306
389
1.6
6.4
0.4
1.7
2.5
1.6
62.8
EE551050/551663D
266.7
422.275
178.598
139.7
1.6
6.8
1670
3200
1
306
404
1.6
6.8
0.33
2
3
2
81.6
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