Description
About Product
The IKO NAST series represents Separable Roller Followers designed with needle rollers in a thick-walled outer ring for excellent performance as follower bearings in cam mechanisms and linear motion guidance.
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| Shaft dia. (mm) | Crowned Ring Model | Cylindrical Ring Model | Mass (g) | d | D | B | C | rs min | r1s min | Fw | C (N) | C₀ (N) | Inner Ring |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | NAST 6 R | NAST 6 | 17.8 | 6 | 19 | 10 | 9.8 | 0.3 | 0.3 | 10 | 4160 | 4550 | LRT 61010 S |
| 8 | NAST 8 R | NAST 8 | 28 | 8 | 24 | 10 | 9.8 | 0.6 | 0.3 | 12 | 5650 | 5890 | LRT 81210 S |
| 10 | NAST 10 R | NAST 10 | 49.5 | 10 | 30 | 12 | 11.8 | 1 | 0.3 | 14 | 9790 | 9680 | LRT 101412 S |
| 12 | NAST 12 R | NAST 12 | 58 | 12 | 32 | 14 | 11.8 | 1 | 0.3 | 16 | 10500 | 10900 | LRT 121612 S |
| 15 | NAST 15 R | NAST 15 | 62 | 15 | 35 | 14 | 11.8 | 1 | 0.3 | 20 | 12400 | 14300 | LRT 152012 S |
| 17 | NAST 17 R | NAST 17 | 109 | 17 | 40 | 16 | 15.8 | 1 | 0.3 | 22 | 17600 | 20900 | LRT 172216 S |
| 20 | NAST 20 R | NAST 20 | 157 | 20 | 47 | 16 | 15.8 | 1 | 0.3 | 25 | 19400 | 24500 | LRT 202516 S |
| 25 | NAST 25 R | NAST 25 | 180 | 25 | 52 | 16 | 15.8 | 1 | 0.3 | 30 | 20800 | 28400 | LRT 253016 S |
| 30 | NAST 30 R | NAST 30 | 320 | 30 | 62 | 20 | 19.8 | 1 | 0.6 | 38 | 30500 | 45400 | LRT 303820 S |
| 35 | NAST 35 R | NAST 35 | 440 | 35 | 72 | 20 | 19.8 | 1 | 0.6 | 42 | 32400 | 50600 | LRT 354220 S |
| 40 | NAST 40 R | NAST 40 | 530 | 40 | 80 | 20 | 19.8 | 1.5 | 1 | 50 | 35900 | 61100 | LRT 405020 S |
| 45 | NAST 45 R | NAST 45 | 580 | 45 | 85 | 20 | 19.8 | 1.5 | 1 | 55 | 37400 | 66400 | LRT 455520 S |
| 50 | NAST 50 R | NAST 50 | 635 | 50 | 90 | 20 | 19.8 | 1.5 | 1 | 60 | 38900 | 71700 | LRT 506020 S |





