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DSP Series / MDSP Series

DSP series bearings are self-aligning, double row, aircraft control bearings manufactured to AS27643 per AS7949. Cadmium plated w/ stainless steel seal retainers.

Self-Aligning Double Row
Aircraft Control Bearing

  • Manufactured to AS27643 per AS7949
  • Self-aligning double row ball bearing
  • All external surfaces except bore and stainless steel seal retainers are cadmium plated
  • Installed with PTFE seals
  • Pre-lubricated (see grease specifications)

MDSP Series

  • 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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DSP Series Schematic
wdt_ID Part Number MS 27643- Bore d (in.)<br>+.0000 to -.0005<br>+.0000 to -.0003 Outside Diameter D (in.)<br>+.0000 to -.0005<br>+.0000 to -.0004 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 c1<br>(in.) Outer Ring Chamfer c<br>(in.) Radial Limit Load Rating (lbs.) † Thrust Limit Load Rating (lbs.) † Footnote(**)
1 DSP3 -3 0.1900 0.7774 0.500 0.392 0.304 0.005 0.022 1420 200
2 DSP4 -4 0.2500 0.9014 0.687 0.464 0.430 0.005 0.032 1780 300
3 DSP5 -5 0.3125 1.2500 0.812 0.656 0.515 0.015 0.032 3740 600
4 DSP6 -6* 0.3750 1.4375 0.937 0.750 0.564 0.015 0.032 5100 800 Refer to QLP-AS7949 for current approval status.
5 DSP8 -8* 0.5000 1.6875 1.000 0.812 0.775 0.015 0.044 7120 1000 Refer to QLP-AS7949 for current approval status.
6 DSP10 -10* 0.6250 1.9375 1.125 0.937 0.869 0.015 0.044 9000 1300 Refer to QLP-AS7949 for current approval status.
Part Number MS 27643- Bore d (in.)<br>+.0000 to -.0005<br>+.0000 to -.0003 Outside Diameter D (in.)<br>+.0000 to -.0005<br>+.0000 to -.0004 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 c1<br>(in.) Outer Ring Chamfer c<br>(in.) Radial Limit Load Rating (lbs.) † Thrust Limit Load Rating (lbs.) † Footnote(**)
† Refer to the Technical Info section for Bearing Life Calculations.

* Refer to QLP-AS7949 for current approval status.

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