DEMARK (Beijing) Automation Technology Co., Ltd.
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Inch Series Tapered Roller Bearing
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Bearing No.
Boundary dimensions(mm)
Basic load ratings(kN)
Pu
Limiting speed(rpm )
Weight
d
D
T
Dynamic(Cr)
Static(Cor)
Speed Ratings
Limiting Speed
Kg
64450/64700
114,300
177,800
41,275
251
415
42,5
2600
3800
3,60
68450/68712
114,300
180,975
34,925
183
280
30
2600
3800
2,95
48290/48220/Q
127,000
182,562
39,688
229
440
44
2400
3600
3,30
67388/67322
127,000
196,850
46,038
319
585
60
2200
3400
5,20
L327249/210
133,350
177,008
25,400
134
280
28
2400
3600
1,80
67391/67322
133,350
196,850
46,038
319
585
60
2200
3400
4,80
HM231132/110
139,700
236,538
57,150
512
850
86,5
1900
2800
10,0
HM231148/110
149,225
236,538
57,150
512
850
86,5
1900
2800
10,0
L432348/310
158,750
205,583
23,812
138
280
27
2000
3000
1,95
L432349/310
158,750
205,583
23,812
138
280
27
2000
3000
1,95
36990/36920
177,800
227,012
30,162
187
425
40
1800
2800
3,00
M336948/912
178,595
265,112
51,595
495
880
86,5
1700
2400
9,60
M336949/912
179,934
265,112
51,595
495
880
86,5
1700
2400
9,40
87737/87111
187,325
282,575
50,800
402
695
67
1600
2200
9,80
M239449/410
190,475
279,400
52,388
523
980
95
1600
2200
9,50
87750/87111
190,500
282,575
50,800
402
695
67
1600
2200
9,60
M239448A/410
191,237
279,400
52,388
523
980
95
1600
2200
9,20
LL639249/210
196,850
241,300
23,812
154
315
29
1700
2600
2,00
LL639249/2/210/4
196,850
241,300
23,812
154
315
29
1700
2600
2,00
LM739749/710/VE174
196,850
257,175
39,688
275
655
58,5
1600
2400
5,30
LM241147/110/QVQ051
200,025
276,225
42,862
450
780
72
1700
2200
7,70
LM241148/110/QVQ051
203,987
276,225
42,862
450
780
72
1700
2200
7,25
LM742749/710/VE174
215,900
285,750
46,038
380
850
76,5
1500
2200
7,90
LM742747/710
216,408
285,750
46,038
380
850
76,5
1500
2200
7,85
LM742747A/710
216,713
285,750
46,038
380
850
76,5
1500
2200
7,85
LM245846/810
230,188
317,500
47,625
523
980
90
1300
2000
10,5
544091/2B/544118A/2B
231,775
300,038
33,338
216
425
39
1400
2000
5,30
LM245848/810
231,775
317,500
47,625
523
980
90
1300
2000
10,5
M349547/510
255,600
342,900
57,150
594
1220
110
1200
1800
14,0
M349549/510/VE174
257,175
342,900
57,150
594
1220
110
1200
1800
14,0
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