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MS27641 KP-A Series0 pages
AIRFRAME CONTROL BALL BEARINGS — KP-A SERIES RADIAL
MS27641 • SAE-AS7949
• Single row, ball, deep groove, medium duty
• PTFE seals and CRES sealcaps
• Exposed surfaces except bore, caps, and seals are
cadmium plated
• Prelubricated for life
• Also offered with CRES 440C material and/or zinc
nickel plating per OEM specifications
H
C2 x 45°
AIRFRAME CONTROL
BALL BEARINGS
C1 x 45°
E B
D
W
SPECIFICATIONS AND ORDERING INFORMATION
TO ORDER, SPECIFY BEARING NUMBER AND FACTORY SPECIFICATION. SEE TABLE 1 ON PG 8. (Example KP3AL FS464)
Bearing
Number
Bore
B
MS
27641
Dash
No.
Widths
Outside
Diameter
D
+0.0000, -0.0005 +0.0000, -0.0005
+0.000, -0.013
+0.000, -0.013
E
W
+0.000, -0.005
+0.00, -0.13
+0.000, -0.005
+0.00, -0.13
C2
C1
H
Approx.
+0.015, -0.000
+0.38, -0.00
Wt.
Thrust
Limit
Load
Rating
Radial
Limit
Load
Rating
+0.015, -0.000
+0.38, -0.00
Approx.
in.
N
lbf.
N
KP3AL(1)
-
0.1900
4.826
0.5000
12.700
0.237
6.02
0.196
4.98
0.261
6.63
0.005
0.13
0.012
0.30
0.01
0.005
970
4350
430
1950
KP3A
-3
0.1900
4.826
0.6250
15.875
0.297
7.54
0.234
5.94
0.302
7.67
0.005
0.13
0.016
0.41
0.01
0.005
1560
6950
700
3150
KP4A
-4
0.2500
6.350
0.7500
19.050
0.281
7.14
0.219
5.56
0.385
9.78
0.005
0.13
0.016
0.41
0.02
0.009
1880
8400
900
4000
KP5A
-5
0.3125
7.938
0.8125
20.638
0.297
7.54
0.234
5.94
0.433
11.00
0.015
0.38
0.016
0.41
0.02
0.009
2190
9800
1000
4500
KP6A
-6
0.3750
9.525
0.8750
22.225
0.313
7.95
0.250
6.35
0.512
13.00
0.015
0.38
0.016
0.41
0.03
0.014
2500
11200
1100
4900
KP8A
-8
0.5000
12.700
1.1250
28.575
0.375
9.53
0.313
7.95
0.638
16.21
0.015
0.38
0.016
0.41
0.05
0.023
3910
17400
1700
7600
KP10A
-10
0.6250
15.875
1.3750
34.925
0.406
10.31
0.344
8.74
0.773
19.63
0.015
0.38
0.032
0.81
0.08
0.036
6700
30000
3000
13400
KP12A
-12
0.7500
19.050
1.6250
41.275
0.437
11.10
0.375
9.53
0.967
24.56
0.015
0.38
0.032
0.81
0.13
0.059
8790
39100
3900
17400
KP16A
-16
1.0000
25.400
2.0000
50.800
0.500
12.70
0.438
11.13
1.268
32.21
0.015
0.38
0.032
0.81
0.22
0.100
11900
53000
5200
23200
-20
1.2500
31.750
2.2500
57.150
0.500
12.70
0.438
11.13
1.503
38.18
0.015
0.38
0.032
0.81
0.26
0.118
13800
61400
6100
27200
KP20A
(1) KP3AL
mm
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
lbs.
kg
lbf.
not MS27641.
©2008 RBC Bearings Incorporated. All rights reserved.
28
For more information visit our web site at rbcbearings.com
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