Control Bearings
MKSP, MKSP-A Precision Series
Self-Aligning Type
MS27645 • MIL-B-7949

  • Single row, ball, self-aligning.
  • Equipped with bonded Teflon seals.
  • Exposed surfaces except bore, cap, and seals are cadmium
  • Prelubricated.

 

 

 

 

D Series
Bearing
Number (1)
MS
27645
Dash No.
Bore
Outside Diameter
Widths
d
D
B
C
+0.0000,-.0005
+0.000,-.013
+0.0000,-.0005
+0.000,-.013
+0.000,-.005
+0.00,-.13
+0.000,-0.005
+0.00,-.13
in.
mm
in.
mm
in.
mm
in.
mm
MKSP3L
-3AR
0.1900
4.826
0.6250
15.875
0.245
6.22
0.203
5.16
MKSP4A
-4AR
0.2500
6.350
0.7500
19.050
0.281
7.14
0.219
5.56
MKSP5A
-5AR
0.3125
7.938
0.8125
20.638
0.297
7.54
0.234
5.94
MKSP6A
-6AR
0.3750
9.525
0.8750
22.225
0.313
7.95
0.250
6.35
MKSP3
-3R
0.1900
4.826
0.7774
19.746
0.297
7.54
0.270
6.86
MKSP4
-4R
0.2500
6.350
0.9014
22.896
0.484
12.29
0.335
8.51
MKSP5
-5R
0.3125
7.938
1.2500
31.750
0.558
14.17
0.375
9.52
MKSP6
-6R
0.3750
9.525
1.4375
36.512
0.620
15.75
0.469
11.91
*MKSP8
-8R
0.5000
12.700
1.6875
42.862
0.620
15.75
0.500
12.70
*MKSP10
-10R
0.6250
15.875
1.9375
49.212
0.813
20.65
0.625
15.88

Bearing
Number (1)
d 1
r 1
r
Wt.
Radial
Limit Load
Rating
Thrust
Limit Load
Rating
Approx.
+0.015,-.000
+0.38,-.00
+0.015,-.000
+0.38,-.00
Approx.
in.
mm
in.
mm
in.
mm
lbs.
kg
lbs.
N
lbs.
N
MKSP3L
0.256
6.50
0.005
0.13
0.016
0.41
0.01
0.005
550
2450
100
450
MKSP4A
0.328
8.33
0.005
0.13
0.016
0.41
0.02
0.009
900
4000
200
900
MKSP5A
0.389
9.88
0.015
0.38
0.016
0.41
0.02
0.009
1000
4400
200
900
MKSP6A
0.462
11.73
0.016
0.41
0.016
0.41
0.03
0.014
1120
5000
200
900
MKSP3
0.297
7.54
0.005
0.13
0.022
0.56
0.03
0.014
900
4000
200
900
MKSP4
0.396
10.06
0.005
0.13
0.032
0.81
0.04
0.018
1410
6300
300
1340
MKSP5
0.567
14.40
0.015
0.38
0.032
0.81
0.10
0.045
2190
9800
300
1340
MKSP6
0.612
15.54
0.015
0.38
0.032
0.81
0.15
0.068
2980
13200
400
1760
*MKSP8
0.796
20.22
0.015
0.38
0.044
1.12
0.23
0.104
3670
16300
500
2240
*MKSP10
0.922
23.42
0.015
0.38
0.044
1.12
0.37
0.168
5320
23600
600
2650

(1) These bearings are self-aligning for 10° in either direction except MKSP4A, MKSP5A and MKSP6A

Note: These bearings should not be used as track rollers, cam follower rolls, and the like.which are self-aligning for 8° in either direction.

Note: These bearings should not be used as track rollers, cam follower rolls, and the like.

* Check for availability