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Part Product Name Style2 Inch/Metric Inner Diameter Outer Diameter Width Dynamic Capacity Inner Ring Width Outer Ring Width Bearing Material Ring Material Finish Enclosure Cage Material Fillet Radius Series Bore Size (in) Bore Size (mm) Dynamic Load Rating (lbf) Dynamic Load Rating (N) Industry Standards/Certifications Inside Ring Width (in) Inside Ring Width (mm) Item Name Material Outside Diameter (in) Outside Diameter (mm) Outside Ring Width (in) Outside Ring Width (mm) Static Load Rating (lbf) Static Load Rating (N) Weight (lb) Bore Shape Speed (Max) (rpm) Total Width (in) Total Width (mm) Weight (kg) Clearance Filling Slot Include Snap Ring Outside Ring Shape UPC Industry Focus
KP21BFS428 RBC Airframe Bearing - KP B Series Ball Bearing Inch 1.313" 2.0625" 0.437" 9840 lbf 0.437" 0.375" 52100 Bearing Quality Steel 52100 Bearing Quality Steel Cadmium Double Sealed No Cage 0.024" RBC® 1.31 33.35 9840 43800 SAE-AS27642 0.437 11.1 RBC Airframe Bearing - KP B Series 52100 Bearing Quality Steel 2.06 52.39 0.375 9.53 9840 43800 0.16 Round 500 0.437 11.1 0.073 C0 Single Row Non-Fill Slot No Straight 637400551674 Airframe Control
KP21BFS464 RBC Airframe Bearing - KP B Series Ball Bearing Inch 1.313" 2.0625" 0.437" 9840 lbf 0.437" 0.375" 52100 Bearing Quality Steel 52100 Bearing Quality Steel Cadmium Double Sealed No Cage 0.024" RBC® 1.31 33.35 9840 43800 SAE-AS27642 0.437 11.1 RBC Airframe Bearing - KP B Series 52100 Bearing Quality Steel 2.06 52.39 0.375 9.53 9840 43800 0.16 Round 500 0.437 11.1 0.073 C0 Single Row Non-Fill Slot No Straight 637400551681 Airframe Control
38KLL2 RBC Airframe Bearing - Radials Mertic Ball Bearing Inch 8 mm 22 mm 0.497" Steel Double Shield Carbon Steel RBC® 0.32 22.00 820 3648 0.4970 12.62 RBC Airframe Bearing - Radials 52100 Bearing Quality Steel 0.87 22.00 0.315 8 310 1379 0.04 Round 0.012 0.3048 ABEC 1 0.497 12.62 C0 Single Row Non-Fill Slot No Straight 637400593414
0382414 RBC Airframe Spherical Bearing - Self-Lubricated Self Lubricating, Wide, Chamfered Inch 0.875" 1.625" 0.875" 65200 lbf 10800 lbf 0.875" 0.755" 6º 440C Stainless Steel -65 to 325 ºF Open 17-4 Stainless Steel PTFE Fibriloid® 48 10800 48000 0.88 22.23 150 33600 150000 SAE-AS81820, MS14101, MS14124 0.875 22.22 RBC Airframe Spherical Bearing - Self-Lubricated 0.875 PTFE Self Lubricating Stainless Steel 50000 6 162.8 325 -53.9 -65 1.63 41.28 CRES 17-4PH, AMS 5643, HRC 28 min. 0.755 19.18 Clevis Applications, Pivot Points None 0.8750 290 65200 290000 0.35 637400089009
0382614 RBC Airframe Spherical Bearing - Self-Lubricated Self Lubricating, Wide, Grooved Inch 0.875" 1.625" 0.875" 65200 lbf 10800 lbf 0.875" 0.755" 6º 440C Stainless Steel -65 to 325 ºF Open 17-4 Stainless Steel PTFE Fibriloid® 48 10800 48000 0.88 22.23 150 33600 150000 SAE-AS81820, MS14101, MS14146 0.875 22.22 RBC Airframe Spherical Bearing - Self-Lubricated 0.875 PTFE Self Lubricating Stainless Steel 50000 6 162.8 325 -53.9 -65 1.63 41.28 CRES 17-4PH, AMS 5643, HRC 28 min. 0.755 19.18 Clevis Applications, Pivot Points None 0.8750 290 65200 290000 0.35 637400134709
MB541FS160 RBC Airframe Bearing - MB500 Series Inch 1.0625" 1.5" 0.281" Steel Open No Cage RBC® No Seal (Open) 1.06 26.99 5000 22300 0.281 7.14 RBC Airframe Bearing - MB500 Series 52100 Bearing Quality Steel 1.50 38.10 0.25 6.35 5000 22300 0.06 Round 0.015 0.38 500 0.281 7.14 0.027 C0 Single Row Non-Fill Slot No Straight 637400552572 Airframe Control
MB541DDFS428 RBC Airframe Bearing - MB500 Series Ball Bearing Inch 1.0625" 1.5" 0.281" 5000 lbf 0.281" 0.25" 52100 Bearing Quality Steel 52100 Bearing Quality Steel Cadmium Double Sealed No Cage 0.015" RBC® Sealed 1.06 26.99 5000 22300 SAE-AS24128 0.281 7.14 RBC Airframe Bearing - MB500 Series 52100 Bearing Quality Steel 1.50 38.10 0.25 6.35 5000 22300 0.06 Round 0.015 0.38 500 0.281 7.14 0.027 C0 Single Row Non-Fill Slot No Straight 637400552596 Airframe Control
MB541DDFS464 RBC Airframe Bearing - MB500 Series Ball Bearing Inch 1.0625" 1.5" 0.281" 5000 lbf 0.281" 0.25" 52100 Bearing Quality Steel 52100 Bearing Quality Steel Cadmium Double Sealed No Cage 0.015" RBC® Sealed 1.06 26.99 5000 22300 SAE-AS24128 0.281 7.14 RBC Airframe Bearing - MB500 Series 52100 Bearing Quality Steel 1.50 38.10 0.25 6.35 5000 22300 0.06 Round 0.015 0.38 500 0.281 7.14 0.027 C0 Single Row Non-Fill Slot No Straight 637400552602 Airframe Control
MKP6FS464 RBC Airframe Bearing - MKP Series Inch 0.375" 1.4375" 0.62" 7910 lbf 0.62" 0.469" 52100 Bearing Quality Steel 52100 Bearing Quality Steel Cadmium Double Sealed No Cage 0.032" RBC® 0.38 9.53 7910 35500 SAE-AS27640 0.6200 15.75 RBC Airframe Bearing - MKP Series 52100 Bearing Quality Steel 1.44 36.51 0.469 11.91 7910 35500 0.15 Round 500 0.62 15.75 0.068 C0 Single Row Non-Fill Slot No Straight 637400553418 Airframe Control
38KTD RBC Airframe Bearing - Radials Mertic Ball Bearing Inch 8 mm 22 mm 0.406" Steel Double Shield Carbon Steel RBC® 0.32 22.00 820 3648 0.386 9.8 RBC Airframe Bearing - Radials 52100 Bearing Quality Steel 0.87 22.00 0.4060 10.31 310 1379 0.04 Round 0.012 0.3048 ABEC 1 0.406 10.31 C0 Single Row Non-Fill Slot No Straight 637400593421
7201KSU RBC Airframe Bearing - Radials Mertic Ball Bearing Inch 12 mm 32 mm 10 mm Steel Open Nylon RBC® 0.47 32.00 1650 7340 0.3937 9.99998 RBC Airframe Bearing - Radials 52100 Bearing Quality Steel 1.26 32.00 0.3937 10 660 2936 0.08 Round 0.024 0.6096 ABEC 1 0.3937 10 C2 Single Row Non-Fill Slot No Straight 637400594268
5NCC1011P RBC Airframe Bearing - NCC Series / SAE AS24462 Needle Roller Inch 0.3125" 0.688" 0.625" 0.625" 0.625" 52100 Bearing Quality Steel Cadmium 0 to 250 ºF Open 0.022" RBC® 0.31 7.94 988 4394.841 RBC Airframe Bearing - NCC Series / SAE AS24462 Hole On Inner Ring 52100 Bearing Quality Steel 121.1 250 -17.8 0 0.69 17.46 988 4394.841 0.05 Round 0.022 0.5588 Not Rated 100 0.6250 15.875 0.0227 637400497491