MACHINE TOOL SPINDLE BEARINGS
Angular Contact, Ceramic Ball, Sealed Series 1900
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Notes:
- Unique, non-contacting seal design
-
No loss of running speed
- Enhanced lubricant retention
- Protects against contaminant infiltration
- Greased for life lubrication
- Box-to-spindle (ready for assembly)
- Proper grease quantity
- Controlled greasing process
- Enhanced performance due to added sealing and grease
near contact zone
- Interchangeable with bearings of the same
series
- 15° and 25° contact angles
- Available in ABEC 7, 7/9 and 9
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ANGULAR CONTACT, CERAMIC BALL, SEALED SERIES
1900 |
|
Bore
"d"
(mm) |
OD
"D"
(mm) |
Width
"B"
(mm) |
Alpine Bearing
Part No. |
Load Ratings
lbs |
Speed Ratings
RPM |
Preload Levels
lbs |
|
Static |
Dynamic |
Oil |
Grease |
Light |
Medium |
Heavy |
| 30 |
47 |
9 |
CXMC-11906SS
CXMC-21906SS |
832
787 |
1,079
1,012 |
65,400
58,860 |
42,510
38,259 |
4
6 |
7
11 |
21
34 |
| 35 |
55 |
10 |
CXMC-11907SS
CXMC-21907SS |
1,012
944 |
1,169
1,124 |
55,680
50,112 |
36,192
32,573 |
4
6 |
8
12 |
23
37 |
| 40 |
62 |
12 |
CXMC-11908SS
CXMC-21908SS |
1,147
1,079 |
1,236
1,169 |
49,080
44,172 |
31,902
28,712 |
4
7 |
8
13 |
24
38 |
| 45 |
68 |
12 |
CXMC-11909SS
CXMC-21909SS |
1,574
1,484 |
1,709
1,619 |
44,160
39,744 |
28,704
25,834 |
5
9 |
11
18 |
33
53 |
| 50 |
72 |
12 |
CXMC-11910SS
CXMC-21910SS |
1,709
1,596 |
1,754
1,664 |
40,920
36,828 |
26,598
23,938 |
6
9 |
11
18 |
34
55 |
| 55 |
80 |
13 |
CXMC-11911SS
CXMC-21911SS |
2,226
2,091 |
2,293
2,158 |
37,080
33,372 |
24,102
21,692 |
7
12 |
15
24 |
45
71 |
| 60 |
85 |
13 |
CXMC-11912SS
CXMC-21912SS |
2,405
2,271 |
2,360
2,226 |
34,920
31,428 |
22,698
20,428 |
8
12 |
15
25 |
46
73 |
| 65 |
90 |
13 |
CXMC-11913SS
CXMC-21913SS |
2,563
2,428 |
2,428
2,293 |
32,760
29,484 |
21,294
19,165 |
8
13 |
16
25 |
47
75 |
| 70 |
100 |
16 |
CXMC-11914SS
CXMC-21914SS |
3,350
3,170 |
3,125
2,945 |
28,920
26,028 |
18,798
16,918 |
10
16 |
20
32 |
61
97 |
| 75 |
105 |
16 |
CXMC-11915SS
CXMC-21915SS |
3,574
3,372 |
3,215
3,035 |
27,240
24,516 |
17,706
15,935 |
10
17 |
21
33 |
63
100 |
| 80 |
110 |
16 |
CXMC-11916SS
CXMC-21916SS |
4,047
3,799 |
3,597
3,372 |
25,680
23,112 |
16,692
15,023 |
12
18 |
23
37 |
70
111 |
| 85 |
120 |
18 |
CXMC-11917SS
CXMC-21917SS |
4,429
4,181 |
3,732
3,507 |
24,000
21,600 |
15,600
14,040 |
12
19 |
24
38 |
72
116 |
| 90 |
125 |
18 |
CXMC-11918SS
CXMC-21918SS |
4,833
4,541 |
4,069
3,822 |
22,320
20,088 |
14,508
13,057 |
13
21 |
26
42 |
79
126 |
| 95 |
130 |
18 |
CXMC-11919SS
CXMC-21919SS |
5,103
4,833 |
4,181
3,934 |
21,600
19,440 |
14,040
12,636 |
13
22 |
27
43 |
81
129 |
| 100 |
140 |
20 |
CXMC-11920SS
CXMC-21920SS |
6,115
5,778 |
5,013
4,721 |
20,160
18,144 |
13,104
11,794 |
16
26 |
32
52 |
97
155 |
| 110 |
150 |
20 |
CXMC-11922SS
CXMC-21922SS |
7,396
6,969 |
5,957
5,620 |
18,600
16,740 |
12,090
10,881 |
19
31 |
39
62 |
116
184 |
| 120 |
165 |
22 |
CXMC-11924SS
CXMC-21924SS |
8,250
7,801 |
6,250
5,868 |
16,800
15,120 |
10,920
9,828 |
20
32 |
40
65 |
121
193 |
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ANGULAR CONTACT, CERAMIC BALL, SEALED SERIES
1900 |
Interchange Information
CONTACT
ANGLE |
ALPINE |
BARDEN |
FAFNIR |
FAG |
15°
25° |
CXMC-11906SS*
CXMC-21906SS* |
CZSB1906HCRR*
CZSB1906HERR* |
2MMVC9306HXVV*
3MMVC9306HXVV* |
HCS71906CTP4S*
HCS71906ETP4S* |
CONTACT
ANGLE |
NHBB |
SNFA |
NSK/RHP |
SKF |
15°
25° |
CXMC-11906SS*
CXMC-21906SS* |
HB30/S/NS-7CE1*
HB30/S/NS-7CE3* |
7906CSN24TRV1V*P4Y
7906A5SN24TRV1V*P4Y |
SC71906FB/P4A*
SC71906DB/P4A* |
*position for preload designation |
