NKX-Z needle-thrust ball bearing catalogue list
Dimension | Load Ratings(N) | Limiting speed | Assemble dimenssion | ||||||||||||||
SPEC.1 | FW | D | D1 | D2 | C | C1 | C2 | dw | r | C | Co | C | Co | n1 oil ≈ | da | ra | The inner ring to fit |
NKX10TN | 10 | 19 | 24 | 25.2 | 23 | 9 | 6.5 | 10 | 0.3 | 6200 | 7800 | 10000 | 12100 | 12000 | 19.7 | 0.3 | IR7X10X16 |
NKX12 | 12 | 21 | 26 | 27.2 | 23 | 9 | 6.5 | 12 | 0.3 | 9000 | 11000 | 10300 | 13300 | 11000 | 21.7 | 0.3 | IR9X12X16 |
NKX15 | 15 | 24 | 28 | 29.2 | 23 | 9 | 6.5 | 15 | 0.3 | 10700 | 12700 | 10500 | 14500 | 9500 | 23.7 | 0.3 | IR12X15X16 |
NKX17 | 17 | 26 | 30 | 31.2 | 25 | 9 | 8 | 17 | 0.3 | 11900 | 15000 | 10800 | 15700 | 8500 | 25.7 | 0.3 | IR14X17X17 |
NKX20 | 20 | 30 | 35 | 36.2 | 30 | 10 | 10.5 | 20 | 0.3 | 16400 | 23800 | 14300 | 21400 | 7500 | 30.7 | 0.3 | IR17X20X20 |
NKX25 | 25 | 37 | 42 | 43.2 | 30 | 11 | 9.5 | 25 | 0.6 | 18800 | 30500 | 19600 | 32000 | 6000 | 37.7 | 0.6 | IR20X25X20 |
NKX30 | 30 | 42 | 47 | 48.2 | 30 | 11 | 9.5 | 30 | 0.6 | 22600 | 36000 | 20400 | 36500 | 5000 | 42.7 | 0.6 | IR25X30X20 |
NKX35 | 35 | 47 | 52 | 53.2 | 30 | 12 | 9 | 35 | 0.6 | 24300 | 41500 | 21200 | 41000 | 4600 | 47.7 | 0.6 | IR30X35X20 |
NKX40 | 40 | 52 | 60 | 61.2 | 32 | 13 | 10 | 40 | 0.6 | 26000 | 47000 | 27000 | 54000 | 4000 | 55.7 | 0.6 | IR35X40X20 |
NKX45 | 45 | 58 | 65 | 66.5 | 32 | 14 | 9 | 45 | 0.6 | 27500 | 53000 | 28000 | 60000 | 3600 | 60.5 | 0.6 | IR40X45X20 |
NKX50 | 50 | 62 | 70 | 71.5 | 35 | 14 | 10 | 50 | 0.6 | 38000 | 74000 | 29000 | 65000 | 3300 | 65.5 | 0.6 | IR45X50X25 |
NKX60 | 60 | 72 | 85 | 86.5 | 40 | 17 | 12 | 60 | 1 | 42000 | 90000 | 41500 | 97000 | 2800 | 80.5 | 1 | IR50X60X25 |
NKX70 | 70 | 85 | 95 | 96.5 | 40 | 18 | 11 | 70 | 1 | 44500 | 92000 | 43000 | 110000 | 2400 | 90.5 | 1 | IR60X70X25 |
NKX10ZTN | 10 | 19 | 24 | 25.2 | 23 | 9 | 6.5 | 10 | 0.3 | 6200 | 7800 | 10000 | 12100 | 12000 | 19.7 | 0.3 | IR7X10X16 |
NKX12Z | 12 | 21 | 26 | 27.2 | 23 | 9 | 6.5 | 12 | 0.3 | 9000 | 11000 | 10300 | 13300 | 11000 | 21.7 | 0.3 | IR9X12X16 |
NKX15Z | 15 | 24 | 28 | 29.2 | 23 | 9 | 6.5 | 15 | 0.3 | 10700 | 12700 | 10500 | 14500 | 9500 | 23.7 | 0.3 | IR12X15X16 |
NKX17Z | 17 | 26 | 30 | 31.2 | 25 | 9 | 8 | 17 | 0.3 | 11900 | 15000 | 10800 | 15700 | 8500 | 25.7 | 0.3 | IR14X17X17 |
NKX20Z | 20 | 30 | 35 | 36.2 | 30 | 10 | 10.5 | 20 | 0.3 | 16400 | 23800 | 14300 | 21400 | 7500 | 30.7 | 0.3 | IR17X20X20 |
NKX25Z | 25 | 37 | 42 | 43.2 | 30 | 11 | 9.5 | 25 | 0.6 | 18800 | 30500 | 19600 | 32000 | 6000 | 37.7 | 0.6 | IR20X25X20 |
NKX30Z | 30 | 42 | 47 | 48.2 | 30 | 11 | 9.5 | 30 | 0.6 | 22600 | 36000 | 20400 | 36500 | 5000 | 42.7 | 0.6 | IR25X30X20 |
NKX35Z | 35 | 47 | 52 | 53.2 | 30 | 12 | 9 | 35 | 0.6 | 24300 | 41500 | 21200 | 41000 | 4600 | 47.7 | 0.6 | IR30X35X20 |
NKX40Z | 40 | 52 | 60 | 61.2 | 32 | 13 | 10 | 40 | 0.6 | 26000 | 47000 | 27000 | 54000 | 4000 | 55.7 | 0.6 | IR35X40X20 |
NKX45Z | 45 | 58 | 65 | 66.5 | 32 | 14 | 9 | 45 | 0.6 | 27500 | 53000 | 28000 | 60000 | 3600 | 60.5 | 0.6 | IR40X45X20 |
NKX50Z | 50 | 62 | 70 | 71.5 | 35 | 14 | 10 | 50 | 0.6 | 38000 | 74000 | 29000 | 65000 | 3300 | 65.5 | 0.6 | IR45X50X25 |
NKX60Z | 60 | 72 | 85 | 86.5 | 40 | 17 | 12 | 60 | 1 | 42000 | 90000 | 41500 | 97000 | 2800 | 80.5 | 1 | IR50X60X25 |
NKX70Z | 70 | 85 | 95 | 96.5 | 40 | 18 | 11 | 70 | 1 | 44500 | 92000 | 43000 | 110000 | 2400 | 90.5 | 1 | IR60X70X25 |
Findbearing.com supplies high quality NKX-Z needle-thrust ball bearing.
Note:
– NKX is the type without fixed cage while NKX-Z is the type with fixed cage.
– Besides the radial load, this kind of bearing can sustain single axial load.
– TN means plastic retainer.
– Permissible operating temperature: 120 centigrade, 150 centigrade for temporary use, 180 centigrade for short time only.
– For grease lubricant, the permissible value should be 60% of those in the list.
– They inner ring and stop ring must be ordered respectively.
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