| da - Cone Frontface Backing Diameter | 3.03 in |
| Bearing Weight | 4.3 lb |
| B - Cone Width | 1.4440 in |
| e - ISO Factor8 | 0.35 |
| a - Effective Center Location3 | -0.37 in |
| Cg - Geometry Factor11 | 0.111 |
| C - Cup Width | 1.1875 in |
| Ab - Cage-Cone Frontface Clearance | 0.08 in |
| r - Cup Backface To Clear Radius2 | 0.130 in |
| G2 - Heat Generation Factor (Rib-Roller End) | 21.1 |
| Series | 555 |
| Cage Type | Stamped Steel |
| db - Cone Backface Backing Diameter | 3.31 in |
| K - Factor7 | 1.69 |
| Da - Cup Frontface Backing Diameter | 4.60 in |
| R - Cone Backface To Clear Radius1 | 0.14 in |
| T1 - Bearing Width | 1.500 in |
| D1 - Flange Outer Diameter | 5.1210 in |
| G1 - Heat Generation Factor (Roller-Raceway)10 | 91 |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 7810 lbf |
Frequently bought AC4446 KOYO Single-row, matched pair angular contact ball bearings together | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| No. | Brand | C | m | a | B | T | d | D | Noun |
| 4446 | INA | - | 2,108 kg / Weight | - | - | 34,925 mm | 101,6 mm | 152,4 mm | Bearing |
| 4R4446 | NTN | 160,000 mm | - | - | 160,000 mm | - | 220,000 mm | 300,000 mm | - |
| EC44465S01 | SNR | - | - | - | 16 mm | 18,75 mm | 40 mm | 80 mm | - |
| EC44466S01 | SNR | 13 mm | - | - | 14,5 mm | 16 mm | 40 mm | 76,2 mm | - |
| AC4446 | KOYO | 542 kN | - | 142,1 mm | 88,5 mm | - | 220 mm | 460 mm | - |
| K444665-2 | TIMKEN | - | - | - | 2.688 Inch | 68.275 Millimeter | - | 0 Inch | 0 Millimeter | 6 Inch | 152.4 Millimeter | Cup |
| K444656-2 | TIMKEN | - | - | - | 1.063 Inch | 27 Millimeter | - | 0 Inch | 0 Millimeter | 1.75 Inch | 44.45 Millimeter | - |
| K444675-2 | TIMKEN | - | - | - | 3.125 Inch | 79.375 Millimeter | - | 0 Inch | 0 Millimeter | 6.375 Inch | 161.925 Millimeter | - |
| 514446A | FAG BEARING | - | - | - | - | - | - | - | - |
| K444666-2 | TIMKEN | - | - | - | 2.25 Inch | 57.15 Millimeter | - | 0 Inch | 0 Millimeter | 4 Inch | 101.6 Millimeter | - |
| K444665 | Timken | - | - | - | - | - | - | 6.0000 in | - |
| NN3024 KOYO Double-row cylindrical roller bearings | Bearing number:FCDP 88124450; Width (mm):450; C:450 mm; d:440 mm; B:450 mm; D:620 mm; Outer Diameter (mm):620; Bore Diameter (mm):440; Basic dynamic load rating (C):7420 kN; Size (mm):440x620x450; Weight:452 Kg; |
| NN303 KOYO Double-row cylindrical roller bearings | Basic static load rating (C0):99 kN; Angle (α):60 °; Bore Diameter (mm):70; D:110 mm; Outer Diameter (mm):110; d1:97 mm; Da max.:105 mm; r min.:1.1 mm; T:48 mm; Width (mm):48; ra max.:1 mm; d:70 mm; da min.:85 mm; Bearing number:70TAD20; Weight:1.53 Kg; Basic dynamic load rating (C):37,5 k |
| NN3026 KOYO Double-row cylindrical roller bearings | Width (mm):25; Basic dynamic load rating (C):65,5 kN; Weight:1,1 Kg; Outer Diameter (mm):100; d:50 mm; Bore Diameter (mm):50; D:100 mm; Bearing number:2211E-2RS1KTN9+H311E; C:25 mm; B:25 mm; Basic static load rating (C0):60 kN; Size (mm):50x100x25; |
| NNU4928 KOYO Double-row cylindrical roller bearings | D:105,000 mm; C:13,000 mm; d:70,000 mm; Width (mm):13,000; Outer Diameter (mm):105,000; Bore Diameter (mm):70,000; B:13,000 mm; Bearing number:SC1469; Size (mm):70x105x13; |
| NNU4926 KOYO Double-row cylindrical roller bearings | Basic dynamic load rating - C:8.3 kN; Calculation factor - f:1.03; Fatigue load limit - Pu:0.173 kN; Da max.:38.8 mm; rb max.:0.3 mm; d1:27.1 mm; db - min.:23.2 mm; Bore Diameter (mm):42; Preload class C:90 N/micron; Calculation factor f2C:1.05; Calculation factor - f2D:1.08; Preload class A:54 N/mi |
| NN3028 KOYO Double-row cylindrical roller bearings | Outer Diameter (mm):26; Width (mm):5; r2 min.:0,3 mm; r1 min.:0,3 mm; Weight:0,008 Kg; Bearing number:61803-2RSR; C:5 mm; Size (mm):17x26x5; Basic static load rating (C0):1,4 kN; D:26 mm; d:17 mm; B:5 mm; Basic dynamic load rating (C):2,1 kN; Bore Diameter (mm):17; |
| NNU493 KOYO Double-row cylindrical roller bearings | e:0,21; Width (mm):308; Y2:4,77; Da max:1392 mm; da min:1028 mm; B:308 mm; rmin:7,5 mm; C0r:31500000 N / Static; Outer Diameter (mm):1420; Y1:3,2; ra max:6 mm; Cr:13100000 N / Dynamic; nB:208 1/min / Referenc; nG:405 1/min / Limiting; Bearing number:230/1000-K-MB; Y0:3,13; Cur:1570000 N; Size (mm):1 |
| NNU4932 KOYO Double-row cylindrical roller bearings | Outer Diameter (mm):100; d:65 mm; r1 min.:0,6 mm; (Oil) Lubrication Speed:30 000 r/min; (Grease) Lubrication Speed:18 000 r/min; B:18 mm; Bearing number:3NCHAC013C; C:18 mm; Bore Diameter (mm):65; D:100 mm; Width (mm):18; Size (mm):65x100x18; Basic static load rating (C0):17,5 kN; a:20,1 mm; Weight: |
AC4446 KOYO Single-row, matched pair angular contact ball bearings Video
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