Needle bearing with inner ring NA4908 with flange without seal
Main dimensions for NA4908
Designation | Dimension | Remark |
---|---|---|
d | 40.00 mm | shaft diameter |
D | 62.00 mm | outer diameter |
C | 22.00 mm | width |
F | 48.00 mm | Track diameter inner ring |
rmin. | 0.60 mm | min. edge distance |
s | 1.00 mm | axial displacement |
Performance data for NA4908
Designation | Dimension | Remark |
---|---|---|
Cr | 48,500 N | dynamic load rating, radial |
C0r | 67,000 N | static load rating, radial |
Cur | 11,500 N | fatigue limit load |
nG | 9,200 min-1 | limit speed |
nB | 5,000 min-1 | reference speed |
0.230 kg | Weight |
Other sizes of NA4908 series NA49 (28)
Designation | Dimension | Performance data | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
d | D | B | C | F | rmin | s | Cr | C0r | Cur | nG | nB | |
mm | mm | mm | mm | mm | mm | mm | N | N | N | min-1 | min-1 | |
NA4900 | 10.00 | 22.00 | - | 13.00 | 14.00 | 0.30 | 0.50 | 9,600 | 9,200 | 1,630 | 24,600 | 16,400 |
NA4901 | 12.00 | 24.00 | - | 13.00 | 16.00 | 0.30 | 0.50 | 10,600 | 10,900 | 1,940 | 23,200 | 14,200 |
NA4902 | 15.00 | 28.00 | - | 13.00 | 20.00 | 0.30 | 0.50 | 12,000 | 13,600 | 2,430 | 21,100 | 11,200 |
NA4903 | 17.00 | 30.00 | - | 13.00 | 22.00 | 0.30 | 0.50 | 12,400 | 14,600 | 2,600 | 20,000 | 10,200 |
NA4904 | 20.00 | 37.00 | - | 17.00 | 25.00 | 0.30 | 0.80 | 23,700 | 25,500 | 4,600 | 16,900 | 9,400 |
NA49/22 | 22.00 | 39.00 | - | 17.00 | 28.00 | 0.30 | 0.80 | 26,000 | 29,500 | 5,300 | 15,300 | 8,100 |
NA4905 | 25.00 | 42.00 | - | 17.00 | 30.00 | 0.30 | 0.80 | 26,500 | 31,500 | 5,700 | 14,400 | 7,700 |
NA49/28 | 28.00 | 45.00 | - | 17.00 | 32.00 | 0.30 | 0.80 | 27,500 | 33,500 | 6,100 | 13,600 | 7,400 |
NA4906 | 30.00 | 47.00 | - | 17.00 | 35.00 | 0.30 | 0.80 | 28,500 | 35,500 | 6,400 | 12,600 | 6,600 |
NA49/32 | 32.00 | 52.00 | - | 20.00 | 40.00 | 0.60 | 0.80 | 34,500 | 47,500 | 8,900 | 11,100 | 6,000 |
NA4907 | 35.00 | 55.00 | - | 20.00 | 42.00 | 0.60 | 0.80 | 35,500 | 50,000 | 9,400 | 10,700 | 5,800 |
NA4908 | 40.00 | 62.00 | - | 22.00 | 48.00 | 0.60 | 1.00 | 48,500 | 67,000 | 11,500 | 9,200 | 5,000 |
NA4909 | 45.00 | 68.00 | - | 22.00 | 52.00 | 0.60 | 1.00 | 51,000 | 73,000 | 12,600 | 8,600 | 4,700 |
NA4910 | 50.00 | 72.00 | - | 22.00 | 58.00 | 0.60 | 1.00 | 53,000 | 80,000 | 13,800 | 7,800 | 4,150 |
NA4911 | 55.00 | 80.00 | - | 25.00 | 63.00 | 1.00 | 1.50 | 65,000 | 100,000 | 17,300 | 7,200 | 4,000 |
NA4912 | 60.00 | 85.00 | - | 25.00 | 68.00 | 1.00 | 1.50 | 68,000 | 108,000 | 18,800 | 6,700 | 3,700 |
NA4913 | 65.00 | 90.00 | - | 25.00 | 72.00 | 1.00 | 1.50 | 69,000 | 112,000 | 19,500 | 6,300 | 3,500 |
NA4914 | 70.00 | 100.00 | - | 30.00 | 80.00 | 1.00 | 1.50 | 95,000 | 156,000 | 27,500 | 5,700 | 3,250 |
NA4915 | 75.00 | 105.00 | - | 30.00 | 85.00 | 1.00 | 1.50 | 97,000 | 162,000 | 28,500 | 5,400 | 3,100 |
NA4916 | 80.00 | 110.00 | - | 30.00 | 90.00 | 1.00 | 1.50 | 101,000 | 174,000 | 30,500 | 5,100 | 2,900 |
NA4917 | 85.00 | 120.00 | - | 35.00 | 100.00 | 1.10 | 1.00 | 125,000 | 237,000 | 41,500 | 4,600 | 2,650 |
NA4918 | 90.00 | 125.00 | - | 35.00 | 105.00 | 1.10 | 1.00 | 129,000 | 250,000 | 43,500 | 4,400 | 2,500 |
NA4919 | 95.00 | 130.00 | - | 35.00 | 110.00 | 1.10 | 1.00 | 131,000 | 260,000 | 44,500 | 4,200 | 2,400 |
NA4920 | 100.00 | 140.00 | - | 40.00 | 115.00 | 1.10 | 2.00 | 144,000 | 270,000 | 45,500 | 4,000 | 2,550 |
NA4922 | 110.00 | 150.00 | - | 40.00 | 125.00 | 1.10 | 2.00 | 149,000 | 290,000 | 47,500 | 3,700 | 2,330 |
NA4924 | 120.00 | 165.00 | - | 45.00 | 135.00 | 1.10 | 2.00 | 205,000 | 390,000 | 64,000 | 3,400 | 2,160 |
NA4926 | 130.00 | 180.00 | - | 50.00 | 150.00 | 1.50 | 1.50 | 229,000 | 470,000 | 74,000 | 3,100 | 2,000 |
NA4928 | 140.00 | 190.00 | - | 50.00 | 160.00 | 1.50 | 1.50 | 237,000 | 500,000 | 78,000 | 2,900 | 1,860 |
Variants of NA4908 (3)
Designation | Dimension | Performance data | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
d | D | B | C | F | rmin | s | Cr | C0r | Cur | nG | nB | |
mm | mm | mm | mm | mm | mm | mm | N | N | N | min-1 | min-1 | |
NA4908 | 40.00 | 62.00 | - | 22.00 | 48.00 | 0.60 | 1.00 | 48,500 | 67,000 | 11,500 | 9,200 | 5,000 |
NA4908-RSR | 40.00 | 62.00 | 23.00 | 22.00 | 48.00 | 0.60 | - | 41,000 | 53,000 | 8,800 | 5,500 | - |
NA4908-2RSR | 40.00 | 62.00 | 23.00 | 22.00 | 48.00 | 0.60 | - | 41,000 | 53,000 | 8,800 | 5,500 | - |
Accessories to NA4908 (0)
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Product features for NA4908 (1)
Properties | Suffix | Description |
---|---|---|
Rolling element rows | - | Single row |
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