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SCHATZ Airframe Control/Aerospace Bearings

KP/MKP Series

kp

Single Row Ball, Heavy Duty
Aircraft Control Bearing

  • Single row ball bearing
  • Manufactured to AS27640 per AS7949
  • All external surfaces except bore and stainless steel seal retainers are cadmium plated
  • Installed with Teflon® seals
  • Pre-lubricated (see grease specifications)

MKP Series

  • Precision Series tolerances in light blue
  • When ordering precision parts be sure to add the “M” prefix to the standard part number
(Click on Bearing Part Number to get 2D/3D CAD files from VirtualCAD)
Bearing
Part
Number
MS
27640-
Bore

d
(in.)

Outside Diameter
D

(in.)
Inner Ring Width
B

(in.)
Outer Ring Width
C

(in.)
Inner Land Diameter
d1
Inner Ring Chamfer
c1
Outer Ring Chamfer
c
Radial Limit Load Rating
Thrust Limit Load Rating
+.0000
-.0005
+.0000
-.0003
+.0000
-.0005
+.0000
-.0004
+.000
-.005
+.0000
-.0025
+.000
-.005
+.000
-.005
Approx.
+.015
-.000
+.015
-.000
(lbs.) †
(lbs.) †
KP3L
-3A
0.1900
0.6250
0.245
0.203
0.280
0.005
0.010
1560
700
KP3
-3
0.1900
0.7774
0.297
0.270
0.331
0.005
0.022
1880
900
KP4
-4
0.2500
0.9014
0.484
0.335
0.387
0.005
0.032
2680
1200
KP5
-5
0.3125
1.2500
0.558
0.375
0.469
0.015
0.032
5620
2500
KP6
-6
0.3750
1.4375
0.620
0.469
0.591
0.015
0.032
7910
3500
KP8
-8
0.5000
1.6875
0.620
0.500
0.752
0.015
0.044
11810
5200
KP10
-10
0.6250
1.9375
0.620
0.500
0.850
0.015
0.044
14100
6200
(Click on Bearing Part Number to get 2D/3D CAD files from VirtualCAD)
Bearing
Part
Number
MS
27640-
Bore

d
(in.)

Outside Diameter
D

(in.)
Inner Ring Width
B

(in.)
Outer Ring Width
C

(in.)
Inner Land Diameter
d1
Inner Ring Chamfer
c1
Outer Ring Chamfer
c
Radial Limit Load Rating Thrust Limit Load Rating
+.0000
-.0005
+.0000
-.0003
+.0000
-.0005
+.0000
-.0004
+.000
-.005
+.0000
-.0025
+.000
-.005
+.000
-.005
Approx. +.015
-.000
+.015
-.000
(lbs.) † (lbs.) †
KP3L -3A 0.1900 0.6250 0.245 0.203 0.280 0.005 0.010 1560 700
KP3 -3 0.1900 0.7774 0.297 0.270 0.331 0.005 0.022 1880 900
KP4 -4 0.2500 0.9014 0.484 0.335 0.387 0.005 0.032 2680 1200
KP5 -5 0.3125 1.2500 0.558 0.375 0.469 0.015 0.032 5620 2500
KP6 -6 0.3750 1.4375 0.620 0.469 0.591 0.015 0.032 7910 3500
KP8 -8 0.5000 1.6875 0.620 0.500 0.752 0.015 0.044 11810 5200
KP10 -10 0.6250 1.9375 0.620 0.500 0.850 0.015 0.044 14100 6200

† Refer to the Technical Info section for Bearing Life Calculations.

Notes:

  1. Check with Schatz Bearing Corporation for current approval status.
  2. Contact Schatz Bearing Corporation’s Engineering Department for further technical information.
  3. Check with Schatz Bearing Corporation’s Sales Department for price and availability.

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