Needle roller bearing is a roller bearing with cylindrical rollers. Compared with its diameter, the rollers are thin and long. This kind of roller is called needle roller.
Part Number |
d - Bore |
D - Outer Diameter |
B - Width |
Cr - Dynamic Radial Rating |
Cor - Static Radial Rating |
Reference speed |
Limiting speed |
|---|---|---|---|---|---|---|---|
| NKI55/25-TW-XL | 55 mm | 72 mm | 25 mm | 52000 N | 92000 N | 4900 rpm | 7700 rpm |
| NAO70X100X30-XL | 70 mm | 100 mm | 30 mm | 80000 N | 176000 N | 3350 rpm | 5800 rpm |
| RNAO80X100X30-XL | - | 100 mm | - | 80000 N | 176000 N | 3600 rpm | 5800 rpm |
| NA4864-XL | 320 mm | 400 mm | 80 mm | 710000 N | 1850000 N | 670 rpm | 1340 rpm |
| NA4876-XL | 380 mm | 480 mm | 100 mm | 1130000 N | 2900000 N | 510 rpm | 1130 rpm |
| NK20/16-D-XL | - | 28 mm | - | 18500 N | 23900 N | 12100 rpm | 21100 rpm |
| RNAO35X45X26-ZW-ASR1-XL | - | 45 mm | - | 31500 N | 56000 N | 7800 rpm | 13100 rpm |
| NK37/20-D-XL | - | 47 mm | - | 34000 N | 56000 N | 6800 rpm | 12300 rpm |
| NK55/25-D-XL | - | 68 mm | - | 57000 N | 111000 N | 4700 rpm | 8400 rpm |
| RNAO90X105X26-XL | - | 105 mm | - | 69000 N | 150000 N | 3350 rpm | 5200 rpm |
| BK0306-TV | 6.5 mm | - | - | 1230 N | 840 N | 57000 rpm | 48000 rpm |
| BK0408 | 8 mm | - | - | 1780 N | 1310 N | 44500 rpm | 42500 rpm |
| BK0509 | 9 mm | - | - | 2400 N | 1990 N | 36500 rpm | 39000 rpm |
| BK0609 | 10 mm | - | - | 2850 N | 2600 N | 30500 rpm | 36500 rpm |
| BCE47 | 11.112 mm | - | - | 4100 N | 4000 N | - | 31500 rpm |
| BK0709 | 11 mm | - | - | 3100 N | 2950 N | 26500 rpm | 33000 rpm |
| BK0808 | 12 mm | - | - | 2750 N | 2600 N | 23800 rpm | 29500 rpm |
| BK0810 | 12 mm | - | - | 3800 N | 3950 N | 23200 rpm | 29500 rpm |
| BK0910 | 13 mm | - | - | 4250 N | 4650 N | 20600 rpm | 26500 rpm |
| BK0912 | 13 mm | - | - | 5300 N | 6300 N | 20200 rpm | 26500 rpm |