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KP-B Series and MKP-B Series Bearings

KP-B series bearings from Schatz are single row, tube-type, airframe control bearings. MKP-B products are precision bearings. ABEC tolerances.

KP-B Series Bearings

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

MKP-B Series Bearings

  • Precision Series tolerances in light blue
  • When ordering precision parts be sure to add the “M” prefix to the standard part number
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wdt_ID Part Number MS 27G42- Bore d (in.)<br>+.0000 to -.0010<br>+.0000 to -.0010 Outside Diameter D (in.)<br>+.0000 to -.0010<br>+.0000 to – .0010 Inner Ring Width B (in.)<br>+.000 to -.005<br>+.0000 to -.0025 Outer Ring Width C (in.)<br>+.000 to -.005<br>+.000 to -.005 Inner Land Diameter d1 (in.)<br>Approx. Inner Ring Chamfer<br>c1 (in.) Outer Ring Chamfer<br>c (in.) Radial Limit Load Rating (lbs.) † Thrust Limit Load Rating (lbs.) † Footnote(**)
1 KP16B -16 1.0000* 1.7500 0.437 0.375 1.141 0.024 0.024 8090 3600 +.0000 inch/-.0005 inch
2 KP21B -21 1.3130 2.0625 0.437 0.375 1.454 0.024 0.024 9640 4400
3 KP23B -23 1.4380 2.1875 0.437 0.375 1.574 0.024 0.024 10500 4700
4 KP25B -25 1.5630 2.3125 0.437 0.375 1.693 0.024 0.024 11300 5000
5 KP29B -29 1.8130 2.5625 0.437 0.375 1.931 0.024 0.024 12700 5600
6 KP33B -33 2.0630 2.8125 0.437 0.375 2.231 0.024 0.024 14400 6400
7 KP37B -37 2.3130 3.0625 0.437 0.375 2.468 0.024 0.024 15800 7000
8 KP47B -47 2.9380 3.8750 0.531 0.469 3.093 0.039 0.039 24700 10900
9 KP49B -49 3.0630 4.0000 0.531 0.469 3.222 0.039 0.039 27500 12100
10 KP52B -52 3.2500 4.1875 0.531 0.469 3.479 0.039 0.039 28700 12600
11 KP56B -56 3.5000 4.4375 0.531 0.469 3.775 0.039 0.039 31200 13700
Part Number MS 27G42- Bore d (in.)<br>+.0000 to -.0010<br>+.0000 to -.0010 Outside Diameter D (in.)<br>+.0000 to -.0010<br>+.0000 to – .0010 Inner Ring Width B (in.)<br>+.000 to -.005<br>+.0000 to -.0025 Outer Ring Width C (in.)<br>+.000 to -.005<br>+.000 to -.005 Inner Land Diameter d1 (in.)<br>Approx. Inner Ring Chamfer<br>c1 (in.) Outer Ring Chamfer<br>c (in.) Radial Limit Load Rating (lbs.) † Thrust Limit Load Rating (lbs.) † Footnote(**)

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

†† Contact us for availability.

Notes for KP-B Series and MKP-B Series Bearings:

  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.

KP-B series bearings material options