K Series
Single Row Radial
Aircraft Control Bearing
- Single row ball bearing
- All external surfaces except bore and seals/shields are cadmium plated
- Available with removable Teflon seals or stainless shields
| (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 |
Outside Diameter Radius Ref. R |
Inner Ring Chamfer c1 |
Outer Outside Diameter Corner Ref. c |
Max. Safe Working Load Radial |
| +.000 -.010 |
+.000 -.005 |
+.000 -.005 |
Approx. | Maximum | +.015 -.000 |
Maximum | (lbs.) † | ||
| K3L2 | 0.1900 | 0.687 | 0.245 | 0.203 | 0.275 | 0.187 | 0.005 | 0.020 | 200 |
| K3L3 | 0.1900 | 0.635* | 0.245 | 0.203 | 0.275 | 0.550 | 0.005 | 0.020 | 200 |
| K3LR48 | 0.1900 | 0.687 | 0.245 | 0.203 | 0.275 | 3.015 | 0.005 | 0.020 | 200 |
| KP3AR11-2 | 0.1900 | 0.718** | 0.297 | 0.265 | 0.297 | 0.359 | 0.005 | 0.015 | 300 |
| KP4AR13 | 0.2500 | 0.800 | 0.281 | 0.219 | 0.375 | 0.812 | 0.005 | 0.015 | 400 |
| KP4AR48 | 0.2500 | 0.800 | 0.281 | 0.219 | 0.375 | 3.015 | 0.005 | 0.015 | 400 |
| KP4R16 | 0.2500 | 0.901 | 0.484 | 0.335 | 0.390 | 1.000 | 0.005 | 0.015 | 400 |
| KP4R16-2 | 0.2500 | 1.000 | 0.390 | 0.335 | 0.390 | 1.000 | 0.005 | 0.015 | 500 |
| KP4R16-3 | 0.2500 | 0.901 | 0.390 | 0.335 | 0.390 | 1.000 | 0.005 | 0.015 | 400 |
| KP4R21-2 | 0.2500 | 1.312 | 0.376 | 0.281 | 0.616 | 1.312 | 0.005 | 0.015 | 500 |
| KP4R25-2 | 0.2500 | 1.656 | 0.376 | 0.315 | 0.616 | 1.658 | 0.005 | 0.015 | 500 |
| K8AR4 | 0.5000 | 1.250 | 0.344 | 0.375 | 0.610 | 0.252 | 0.016 | 0.015 | 500 |
* O.D. tolerances +.000 inch/-.003 inch.
** Denotes spherical diameter.
Notes:
- Check with Schatz Bearing Corporation for current approval status.
- Contact Schatz Bearing Corporation's Engineering Department for further technical information.
- Check with Schatz Bearing Corporation's Sales Department for price and availability.




