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SCHATZ Airframe Control/Aerospace Bearings

KP-B Series

kpb

Torque Tube Type
Aircraft Control Bearing

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

MKP-B 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
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
-.0010
+.0000
-.0005
+.0000
-.0010
+.0000
-.0010
+.000
-.005
+.0000
-.0025
+.000
-.005
+.000
-.005
Approx. +.015
-.000
+.015
-.000
(lbs.) † (lbs.) †
KP16B   1.0000* 1.7500 0.437 0.375 1.141 0.024 0.024 8090 3600
KP21B   1.3130 2.0625 0.437 0.375 1.454 0.024 0.024 9640 4400
KP23B   1.4380 2.1875 0.437 0.375 1.574 0.024 0.024 10500 4700
KP25B   1.5630 2.3125 0.437 0.375 1.693 0.024 0.024 11300 5000
KP29B   1.8130 2.5625 0.437 0.375 1.931 0.024 0.024 12700 5600
KP33B   2.0630 2.8125 0.437 0.375 2.231 0.024 0.024 14400 6400
KP37B   2.3130 3.0625 0.437 0.375 2.468 0.024 0.024 15800 7000
KP47B   2.9380 3.8750 0.531 0.469 3.093 0.039 0.039 24700 10900
KP49B   3.0630 4.0000 0.531 0.469 3.222 0.039 0.039 27500 12100
KP52B   3.2500 4.1875 0.531 0.469 3.479 0.039 0.039 28700 12600
KP56B   3.5000 4.4375 0.531 0.469 3.775 0.039 0.039 31200 13700

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

* +.0000 inch/-.0005 inch.

Notes:

  1. Do not use bearings as track rollers, cam follower rolls or for similar applications.
  2. Check with Schatz Bearing Corporation for current approval status.
  3. Contact Schatz Bearing Corporation’s Engineering Department for further technical information.
  4. Check with Schatz Bearing Corporation’s Sales Department for price and availability.

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