Catalyst
กก
Single-row Inch Tapered Roller Bearings
The
1
2
3
Page
Principal dimensions mm
Other dimensions mm
Designations
Function point
Function point
Basic load ratings kN
Speed ratings rpm
Speed ratings
Calculation Factor mm
Weight
Weight
Principal dimension
Other dimension
Basic load ratings
d
D
T
B
C
r1 min
R min
Designations
a
dyc
stc
Grease
Oil
Calculation Factor
Kg
mm
Inch
mm
Inch
mm
Inch
mm
Inch
mm
Inch
mm
mm
Cr
Cor
266.7
10.5
393.7
15.5
130.175
5.125
69.85
2.75
50.005
1.9687
6.4
6.4
KEE275105/K275155
75
700
1400
750
1000
0.4
1.49
0.82
27.8
273.05
10.75
393.7
15.5
130.175
5.125
69.85
2.75
50.005
1.9687
6.4
6.4
KEE275108/K275155
75
700
1400
750
1000
0.4
1.49
0.82
26.3
288.925
11.375
406.4
16
77.788
3.0625
77.788
3.0625
60.325
2.375
3.3
6.4
M255449/M255410
72
1140
1900
670
900
0.34
1.78
0.98
30.5
304.8
12
393.7
15.5
50.8
2
50.8
2
38.1
1.5
3.3
6.4
KL357049/KL357010
64
530
1210
670
900
0.36
1.68
0.92
14.6
304.8
12
406.4
16
63.5
2.5
63.5
2.5
47.625
1.875
3.3
6.4
LM757049/LM757010
79
2000
2800
670
900
0.44
1.38
0.76
21.2
607.72
23.926
787.4
31
93.662
3.6875
93.662
3.6875
69.85
2.75
6.4
6.4
EE649239/649310
124
2000
2800
340
450
0.38
1.58
0.87
108
760*
29.9213
889
35
88.9
3.5
88.9
3.5
72
2.8346
4
4
L183448/L183410
127
2000
3200
260
360
0.32
1.88
1.04
93.5
762
30
889
35
88.9
3.5
88.9
72
2.8346
4
4
L183449/L183410
127
2000
3200
260
360
0.32
1.88
1.04
91.9
17.462
0.6875
39.878
1.57
13.843
0.545
14.605
0.575
10.668
0.42
1.3
1.3
LM11749/LM11710
9
25.6
28
9000
13000
0.29
2.1
1.15
0.0758
19.05
0.75
45.237
1.781
15.494
0.61
16.637
0.655
12.065
0.475
1.2
1.2
LM11949/LM11910
10
28
32
8500
1200
0.3
2
1.1
0.123
19.05
0.75
49.225
1.938
21.209
0.835
19.05
0.75
17.462
0.6875
1.5
1.3
K09067/K09196
15
34
37
8500
1200
0.27
2.26
1.24
0.195
19.05
0.75
49.225
1.938
23.02
0.9063
21.539
0.848
17.462
0.6875
3.5
1.5
K09074/K09194
16
34
37
8500
1200
0.27
2.26
1.24
0.201
21.43
0.8437
50.005
1.9687
17.526
0.69
18.288
0.72
13.97
0.55
1.3
1.3
M12649/M12610
11
43
55
8000
11000
0.28
2.16
1.19
0.169
21.43
0.8437
50.005
1.9687
17.526
0.69
18.288
0.72
13.97
0.55
1.3
1.3
K2M12649/K2M12610
11
56
72
8000
11000
0.28
2.16
1.19
0.169
22
0.8653
45.237
1.781
15.494
0.61
16.637
0.655
12.065
0.475
1.3
1.3
LM12749/LM12710
13
32.5
40
8000
11000
0.31
1.96
1.08
0.116
25.4
1
50.292
1.98
14.224
0.56
14.732
0.58
10.668
0.42
1.3
1.3
L44643/L44610
11
26.8
34
7500
10000
0.37
1.6
0.88
0.128
25.4
1
57.15
2.25
19.431
0.765
19.431
0.765
14.732
0.58
1.5
1.5
KM84548/KM84510
16
38
49
7500
10000
0.55
1.1
0.6
0.237
26*
57.15
2.25
17.462
0.6875
17.462
0.6875
13.495
0.5313
1.5
3.5
K15579X/K15520
19
34.5
43.5
7500
10000
0.35
1.73
0.95
0.207
26.988
1.0625
50.292
1.98
14.224
0.56
14.732
0.58
10.668
0.42
1.3
3.6
L44649/L44610
11
26.8
34
7500
10000
0.37
1.6
0.88
0.126
26.988
1.0625
63.5
2.5
20.638
0.8125
20.638
0.8125
15.875
0.625
1.5
0.8
K15106/K15250X
15
42
53
7500
10000
0.35
1.71
0.94
0.316
28.575
1.125
73.025
2.875
22.225
0.875
22.225
0.875
17.462
0.6875
3.3
0.8
K02872/K02820
19
50
65.5
7000
9000
0.45
1.32
0.73
0.825
29
1.1417
50.292
1.98
14.224
0.56
14.732
0.58
10.668
0.42
1.2
3.6
L45449/L45410
11
26.8
34
7000
9000
0.37
1.62
0.89
0.118
30
1.811
72.085
2.838
22.385
0.8813
19.202
0.756
18.415
0.725
2.3
0.8
K14118/K14283
17
42
55.5
7000
9000
0.38
1.57
0.86
0.202
31.75
1.25
59.131
2.328
15.875
0.625
16.764
0.66
11.811
0.465
1.3
3.6
LM67048/LM67010
13
40
50
6300
8500
0.41
1.46
0.8
0.175
31.75
1.25
62
2.4409
18.161
0.715
19.05
0.75
14.288
0.5625
1.3
4.8
K15123/K15245
13
51.5
62
6300
8500
0.35
1.71
0.94
0.242
33.338
1.3125
68.262
2.6875
22.225
0.875
22.225
0.875
17.462
0.6875
1.5
0.8
KM88048/KM88010
19
50.9
70.4
6300
8500
0.55
1.1
0.6
0.382
34.925
1.375
65.088
2.5625
18.034
0.71
18.288
0.72
13.97
0.55
1.3
3.6
KLM48548/KLM48510
14
44.5
60
5600
7500
0.38
1.59
0.88
0.26
34.925
1.375
65.088
2.5625
21.082
0.83
18.288
0.72
17.018
0.67
1.5
0.8
KLM48548A/KLM48511A
14
44.5
60
5600
7500
0.38
1.59
0.88
0.291
34.925
1.375
69.012
2.717
19.845
0.7813
19.583
0.771
15.875
0.625
3.3
3.5
K14138A/K14274
14
42
55.5
5600
7500
0.38
1.57
0.86
0.32
34.925
1.375
73.025
2.875
23.812
0.9375
24.608
0.9688
19.05
0.75
0.8
1.5
25877/25821
14
65
85
5600
7500
0.29
2.07
1.14
0.475
35*
59.131
2.328
15.875
0.625
16.764
0.66
11.938
0.47
1.3
3.5
L68149/L68110
13
31
36
5600
7500
0.42
1.44
0.79
0.166
38.1
1.5
65.088
2.5625
18.034
0.71
18.288
0.72
13.97
0.55
1.3
2.3
KLM29749/KLM29710
12
40
57
5000
7000
0.33
1.8
0.99
0.237
38.1
1.5
72.238
2.844
20.638
0.8125
20.638
0.8125
15.875
0.625
1.3
3.5
K16150/K16284
17
45
61
5000
7000
0.4
1.49
0.82
0.345
38.1
1.5
76.2
3
23.812
0.9375
25.654
1.01
19.05
0.75
3.3
3.5
K2788/K2720
17
82
110
5000
7000
0.3
1.98
1.09
0.507
38.1
1.5
79.375
3.125
29.37
1.1563
29.771
1.1721
23.812
0.9375
3.3
3.5
K3490/K3420
20
79.1
104
5000
7000
0.37
1.64
0.9
0.653
38.1
1.5
82.55
3.25
29.37
1.1563
28.575
1.125
23.02
0.9063
3.3
2.3
HM801346X/HM801310
25
89
127
5000
7000
0.55
1.1
0.6
0.77
38.1
1.5
88.5
3.4843
26.988
1.0625
29.083
1.145
22.225
0.875
1.5
3.5
418/414
18
90.5
113
5000
7000
0.26
2.28
1.25
0.843
39.688
1.5625
73.025
2.875
23.812
0.9375
25.654
1.01
19.05
0.75
0.8
3.5
K2789/K2735X
17
82
110
4500
6000
0.3
1.98
1.09
0.413
41*
68*
2.6772
17.5
0.689
18
7087
13.5
0.5315
1.5
3.6
KLM300849/KLM300811
14
46.5
60
4500
6000
0.35
1.72
0.95
0.241
41.275
1.625
73.431
2.891
19.558
0.77
19.812
0.78
14.732
0.58
0.76
3.56
LM501349/LM501310
15
61
73.5
4500
6000
0.4
1.5
0.83
0.353
41.275
1.625
73.431
2.891
21.43
0.8437
19.812
0.78
16.604
0.6537
0.8
3.5
KLM501349/KLM501314
17
61
73.5
4500
6000
0.4
1.5
0.83
0.36
41.275
1.625
80.167
3.1562
29.37
1.1563
30.391
1.1965
23.812
0.9375
3.3
0.8
K3384/K3320
17
88
114
4500
6000
0.27
2.2
1.21
0.63
41.275
1.625
82.55
3.25
26.543
1.045
25.654
1.01
20.193
0.795
3.3
3.5
KM802048/KM802011
23
76.5
105
4500
6000
0.55
1.1
0.6
0.623
41.275
1.625
87.312
3.4375
30.162
1.1875
23.812
0.9375
30.866
1.2152
1.5
3.3
K3585/K3525
24
117
175
4500
6000
0.53
1.14
0.62
0.861
42.875
1.688
82.931
3.265
26.988
1.0625
25.4
1
22.225
0.875
2.3
3.5
K25577/K25523
19
71
101
4500
6000
0.33
1.79
0.99
0.646
44.45
1.75
82.931
3.265
23.812
0.9375
25.4
1
19.05
0.75
0.8
3.5
K25580/K25520
18
70
100
4500
6000
0.33
1.79
0.99
0.573
44.45
1.75
90.119
3.548
23
0.9055
21.692
0.854
21.808
0.8586
2.3
3.5
K355X/K352
18
65
85
4500
6000
0.31
1.96
1.08
0.668
45.242
1.7812
73.431
2.891
19.558
0.77
19.812
0.78
15.748
0.62
0.8
3.5
LM102949/LM102910
14
47
70
4500
6000
0.31
1.97
1.08
0.318
45.618
1.796
82.931
3.265
23.812
0.9375
25.4
1
19.05
0.75
0.8
3.5
25590/25520
18
70
100
4500
6000
0.33
1.79
0.99
0.556
45.618
1.796
82.931
3.265
26.988
1.0625
25.4
1
22.225
0.875
2.3
3.5
K25590/K25523
18
70
100
4500
6000
0.33
1.79
0.99
0.589
Principal dimensions mm
Other dimensions mm
Designations
Function point
Function point
Basic load ratings kN
Speed ratings rpm
Speed ratings
Calculation Factor mm
Weight
Principal dimension
Other dimension
Basic load ratings
d
D
T
B
C
r1 min
R min
Designations
a
dyc
stc
Grease
Oil
Calculation Factor
Kg
mm
Inch
mm
Inch
mm
Inch
mm
Inch
mm
Inch
mm
mm
Cr
Cor
45.618
1.796
83.058
3.27
23.876
0.94
25.4
1
19.114
0.7525
2
3.5
K25590/K25522
18
70
100
4500
6000
0.33
1.79
0.99
0.556
50*
82*
21.976
21.501
17
0.5
3
KJLM104948/KJLM104910
16
56
84
4000
5000
0.31
1.97
1.08
0.425
51*
90*
28
28
23
2.5
3
JM205149/JM20511050
20
110
140
4000
5000
0.33
1.83
1.01
0.758
52*
93.264
3.6718
30.162
1.1875
30.302
1.193
23.812
0.9375
3.3
3.5
50KW01/3720
23
103
136
4000
5000
0.34
1.77
0.98
0.928
50.8
2
85
3.3465
17.462
0.6875
17.462
0.6875
13.495
0.5313
1.5
3.5
K18790/K18720
63
46
66.5
4000
5000
0.41
1.48
0.81
0.378
50.8
2
88.9
3.5
20.638
0.8125
22.225
0.875
16.513
0.6501
1.3
3.5
368A/362A
17
68.5
89
4000
5000
0.32
1.88
1.03
0.52
50.8
2
92.075
3.625
24.608
0.9688
25.4
1
19.845
0.7813
0.8
3.5
K28580/K28521
18
78.5
119
4000
5000
0.38
1.59
0.88
0.701
50.8
2
93.264
3.6718
30.162
1.1875
30.162
1.1875
23.812
0.9375
0.8
0.8
3775/3730
22
113
158
4000
5000
0.34
1.77
0.98
0.87
50.8
2
93.264
3.6718
30.162
1.1875
30.162
1.1875
23.812
0.9375
3.3
3.5
3780/3720
22
113
158
4000
5000
0.34
1.77
0.98
0.87
50.8
2
104.775
4.125
36.512
1.4375
36.512
1.4375
28.575
1.125
3.3
3.5
KHM807046/KHM807010
29
127
192
3500
4500
0.49
1.23
0.68
1.48
52.388
2.0625
92.075
3.625
24.608
0.9688
25.4
1
19.845
0.7813
0.8
3.5
28584/28521
18
78.5
119
3500
4500
0.38
1.59
0.88
0.678
52.388
2.0625
95.25
3.75
27.783
1.0938
28.575
1.125
22.225
0.875
2.3
3.5
K33891/K33822
20
99
140
3000
4000
0.33
1.82
1
0.811
53.975
2.125
95.25
3.75
27.783
1.0938
28.575
1.125
22.225
0.875
0.8
1.5
K33895/K33822
20
99
140
3000
4000
0.33
1.82
1
0.819
53.975
2.125
130.175
5.125
36.512
1.4375
33.338
1.3425
23.812
0.9375
3.3
3.5
KHM911242/KHM911210
41
160
210
3000
4000
0.81
0.74
0.41
2.24
55.562
2.1875
97.63
3.8437
24.608
0.9688
24.608
0.9688
19.446
0.7656
0.8
3.5
28680/28622
21
81.5
129
3000
4000
0.4
1.49
0.82
0.76
57.15
2.25
112.712
4.4375
30.162
1.1875
30.048
1.183
23.812
0.9375
3.3
3.5
K3979/K3920
24
126
198
3000
4000
0.35
1.7
0.93
1.46
57.15
2.25
112.712
4.4375
30.162
1.1875
30.162
1.1875
23.812
0.9375
3.3
8
K39581/K39520
24
128
201
3000
4000
0.35
1.7
0.93
1.42
60.325
2.375
100
3.937
25.4
1
25.4
1
19.845
0.7813
3.3
3.5
28985/28921
24
86.6
138
3000
4000
0.43
1.41
0.77
0.812
60.325
2.375
101.6
4
25.4
1
25.4
1
19.845
0.7813
3.3
3.5
28985/28920
24
86.6
138
3000
4000
0.43
1.41
0.77
0.851
61.912
2.4375
112.712
4.4375
26.967
1.0617
21.996
0.866
23.812
0.9375
3.3
0.8
K392/K3920
27
73.5
105
3000
4000
0.4
1.49
0.82
1.06
63.5
2.5
107.95
4.25
25.4
1
25.4
1
19.05
0.75
3.3
1.5
29586/29520
18
84
141
3000
4000
0.46
1.31
0.72
0.914
63.5
2.5
112.712
4.4375
30.162
1.1875
30.048
1.183
23.812
0.9375
3.3
3.5
K3982/K3920
24
105
170
2900
3900
0.4
1.49
0.82
1.22
63.5
2.5
112.712
4.4375
30.162
1.1875
30.162
1.1875
23.812
0.9375
3.3
3.5
K39585/K39520
24
128
201
2900
3900
0.35
1.7
0.93
1.27
63.5
2.5
122.238
4.8125
38.1
1.5
38.354
1.51
29.718
1.17
3.3
7
KHM212047/KHM212011
24
173
250
2900
3900
0.34
1.78
0.98
1.9
63.5
2.5
123.825
4.875
38.1
1.5
36.678
1.444
30.162
1.1875
3.3
3.5
559/552A
29
147
223
2900
3900
0.35
1.73
0.95
1.99
63.5
2.5
136.525
5.375
41.275
1.625
41.275
1.625
31.75
1.25
3.3
3.5
H414235/H414210
30
240
340
2800
3800
0.36
1.66
0.91
1.04
65*
110*
28
28
22.5
2.5
3
KJM511946/KJM511910
24
119
181
2800
3800
0.4
1.49
0.82
1.06
66*
120*
39
38.5
32
2.5
3
KJM211749/KJM211710
27
170
250
2800
3800
0.34
1.78
0.98
1.86
66.675
2.625
107.95
4.25
25.4
1
25.4
1
19.05
0.75
0.8
3.5
29590/29522
18
84
141
2800
3800
0.46
1.31
0.72
0.853
66.675
2.625
112.712
4.4375
30.162
1.1875
30.048
1.183
23.812
0.9375
3.3
3.5
K3984/K3920
24
105
170
2800
3800
0.4
1.49
0.82
1.17
66.675
2.625
112.712
4.4375
30.162
1.1875
30.048
1.183
23.812
0.9375
3.3
5.5
K3994/K3920
24
105
170
2800
3800
0.4
1.49
0.82
1.17
66.675
2.625
112.712
4.4375
30.162
1.1875
30.162
1.1875
23.812
0.9375
3.3
3.5
K39590/K39520
24
128
201
2800
3800
0.35
1.7
0.93
1.23
66.675
2.625
112.712
4.4375
30.162
1.1875
30.048
1.183
23.812
0.9375
3.3
3.5
HM803146/HM803110
26
105
170
2800
3800
0.55
1.1
0.6
0.743
66.675
2.625
122.238
4.8125
38.1
1.5
38.354
1.51
29.718
1.17
3.3
3.6
KHM202049/KHM212011
24
173
250
2800
3800
0.34
1.78
0.98
1.9
66.675
2.625
122.238
4.8125
38.1
1.5
38.354
1.51
29.718
1.17
1.5
3.5
KHM212049/KHM212010
27
210
280
2800
3800
0.34
1.78
0.98
1.9
69.85
2.75
120
4.7244
29.795
1.173
29.007
1.142
24.237
0.9542
2
3.5
482/472
26
123
188
2800
3800
0.38
1.56
0.86
1.32
69.85
2.75
130.175
5.125
41.275
1.625
41.275
1.625
31.75
1.25
3.3
3.5
K463/633
29
181
271
2600
3600
0.36
1.66
0.91
2.3
69.85
2.75
146.05
5.75
41.275
1.625
39.688
1.5625
25.4
1
3.3
3.5
H913849/H913810
45
187
240
2600
3600
0.78
0.77
0.42
2.97
71.438
2.8125
117.475
4.625
30.162
1.1875
30.162
1.1875
23.812
0.9375
3.3
3.5
K33281/K33462
28
107
180
2600
3600
0.44
1.38
0.76
1.24
71.438
2.8125
136.525
5.375
41.275
1.625
41.275
1.625
31.75
1.25
3.3
6.4
K645/K632
33
181
271
2600
3600
0.36
1.66
0.91
2.55
73.025
2.875
112.712
4.4375
25.4
1
25.4
1
19.05
0.75
3.3
3.5
29685/29620
25
89
156
2600
3600
0.49
1.23
0.68
0.878
73.025
2.875
117.475
4.625
30.162
1.1875
30.162
1.1875
23.812
0.9375
3.3
3.5
K33287/K33462
28
107
180
2600
3600
0.44
1.38
0.76
1.21
75*
120*
31
29.5
25
2.5
3
KJM714249/KJM714210
28
116
204
2600
3600
0.44
1.35
0.74
1.28
76.2
3
127
5
30.162
1.1875
31
1.2205
22.225
0.875
3.3
3.5
42687/42620
27
167
220
2600
3600
0.42
1.43
0.79
1.44
76.2
3
136.525
5.375
30.162
1.1875
29.759
1.1716
22.225
0.875
3.175
3.5
K495A/K493
29
122
198
2400
3400
0.44
1.35
0.74
1.82
76.2
3
139.992
5.5115
36.512
1.4375
36.098
1.4212
28.575
1.125
3.3
3.5
575/572
32
170
290
2400
3400
0.4
1.49
0.82
2.44
80*
130*
35
34
28.5
2.5
3
JM515649/JM515610
30
159
280
2400
3400
0.41
1.48
0.81
1.82
80.962
3.1875
136.525
5.375
30.162
1.1875
29.769
1.172
22.225
0.875
3.175
3.5
K496/K493
29
122
198
2400
3400
0.44
1.35
0.74
1.75
82.55
3.25
125.412
4.9375
25.4
1
25.4
1
19.845
0.7813
1.5
3.5
27687/27620
27
127
151
2400
3400
0.45
1.32
0.73
1.1
82.55
3.25
133.35
5.25
33.338
1.3125
33.338
1.3125
26.195
1.0313
3.3
6.8
K47687/K47620
28
129
218
2400
3400
0.4
1.48
0.82
1.74