| Manufacturer Name | NTN |
| Weight / Kilogram | 0.008 |
| Nlim (grease) | 21,000 rpm |
| Bearing number | K8X11X13 |
| Category | Bearings |
| Cr | 4.85 kN |
| Product Group | B04144 |
| Mass | 0.0026 kg |
| Inventory | 0.0 |
| Ew | 11,000 mm |
| Lw | 9.8 mm |
| Characteristic cage frequency, FTF | 0.42 Hz |
| Characteristic rolling element frequency, BSF | 6.18 Hz |
| Bore Diameter (mm) | 8,000 |
| Nlim (oil) | 32,000 rpm |
| Characteristic inner ring frequency, BPFI | 5.79 Hz |
| Bc | 12,800 mm |
| Dw | 1.5 mm |
| Min operating temperature, Tmin | -20 °C |
| Fw | 8,000 mm |
Cross reference 305428-1 KOYO Double-row angular contact ball bearings | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| No. | Brand | C | D | B | a | d | b | K | Size |
| 305428-1 | KOYO | 257 kN | 279,5 mm | 76 mm | 176,6 mm | 200 mm | - | - | 200x279.5x76 |
| 305428 D | SKF | - | 279.5 mm | 76 mm | 174 mm | 200 mm | 22 mm | 7.5 mm | - |
| 305428 D C3 | SKF/AUSTRIA | - | - | - | - | - | - | - | 200*279.5*76 |
| NNU4928 KOYO Double-row cylindrical roller bearings | Thread (G):M6x1; Basic dynamic load rating (C):31,85 kN; N:16 mm; Weight:2,1 Kg; Bearing number:ESF209; D2:63,5 mm; s:11 mm; A:38 mm; A2:54,7 mm; J:105 mm; d:45 mm; L:137 mm; B1:43,7 mm; A1:16 mm; e:22 mm; Bore Diameter (mm):45; |
| NN3026 KOYO Double-row cylindrical roller bearings | t:1,4 mm; r min.:0,6 mm; C1:54 mm; Ca:54 mm; C2:54; da(min):100; S:6 mm; d:90 mm; Bore Diameter (mm):90; Weight:3,7 Kg; da min.:100 mm; C0r:541; Cr:303; r(min):0.6; f:2,5 mm; B:67 mm; Bearing number:DC5018NR; Da min:165 mm; C:66 mm; Bearing No.:DC5018NR; |
| NNU4932 KOYO Double-row cylindrical roller bearings | d:40 mm; (Grease) Lubrication Speed:12 000 r/min; Outer Diameter (mm):68; a:51 mm; Angle (α):30 °; Bearing number:ACT008DB; D:68 mm; r min.:1 mm; Bore Diameter (mm):40; Weight:0,391 Kg; 2B:27 mm; Basic static load rating (C0):33,8 kN; r1 min.:0,6 mm; Basic dynamic load rating (C):16,5 kN; |
| NNU493 KOYO Double-row cylindrical roller bearings | Weight:65 Kg; d:387,248 mm; (Grease) Lubrication Speed:280 r/min; Basic dynamic load rating (C):1600 kN; Width (mm):87,312; Outer Diameter (mm):546,1; Bore Diameter (mm):387,248; a:17,8 mm; Bearing number:M667935/11; B:87,312 mm; T:87,312 mm; Size (mm):387.248x546.1x87.312; D:546,1 mm; Basic static |
| NN3024 KOYO Double-row cylindrical roller bearings | Bore Diameter (mm):150; Limiting speed:5300 r/min; Size (mm):150x100.5x28; Outer Diameter (mm):100,5; Da - max.:138.5 mm; Basic static load rating - C0:200 kN; da - max.:98 mm; Basic dynamic load rating - C:190 kN; Width (mm):28; Fatigue load limit - Pu:25 kN; ra - max.:2 mm; C:28 mm; r1,2 - min.:2 |
| NN3028 KOYO Double-row cylindrical roller bearings | C - Cup Width:23.813 mm; Aa - Cage-Cone Backface Clearance:1 mm; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:3820 lbf; r - Cup Backface To Clear Radius2:3.30 mm; C0 - Static Radial Rating:26800 lbf; db - Cone Backface Backing Diameter:42.93 mm; Series:3400; K - Factor7:1.6; Design Units:I |
| NNU4926 KOYO Double-row cylindrical roller bearings | Bore Diameter (mm):200; d:200 mm; Outer Diameter (mm):310; Width (mm):109; C:109 mm; Bearing number:200RUB40APV; Size (mm):200x310x109; Basic dynamic load rating (C):960 kN; r min.:2,4 mm; B:109 mm; D:310 mm; |
| NN303 KOYO Double-row cylindrical roller bearings | D2:69,9 mm; Bore Diameter (mm):50; N:20 mm; L:206 mm; Weight:3 Kg; H2:114 mm; J:159 mm; N1:25 mm; A:60 mm; Basic dynamic load rating (C):35,1 kN; Thread (G):M6x1; B1:43,7 mm; H1:22 mm; A1:39 mm; d:50 mm; Bearing number:ESP210; s:11 mm; L1:65 mm; H:57,2 mm; |
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