IR内圈
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轴承型号
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主要尺寸(mm)
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安装尺寸(mm)
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配套轴承
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重量(kg)
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IR内圈
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d
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F
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B
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rs
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da(min)
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da(max)
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RNA49
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RNA59
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RNA69
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RNA48
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NK
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NKX
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RNAF
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| IR151825.5 | 15 | 18 | 25.5 | 0.3 | 17 | 17 | — | — | — | — | — | — | — | 0.0152 |
| IR151916 | 15 | 19 | 16 | 0.3 | 17 | 18 | — | — | — | — | NK19/16 | — | — | 0.0125 |
| IR151916.5 | 15 | 19 | 16.5 | 0.3 | 17 | 18 | — | — | — | — | — | — | — | 0.0136 |
| IR151920 | 15 | 19 | 20 | 0.3 | 17 | 18 | — | — | — | — | NK19/20 | — | — | 0.016 |
| IR151920.5 | 15 | 19 | 20.5 | 0.3 | 17 | 18 | — | — | — | — | — | — | — | 0.0123 |
| IR152012 | 15 | 20 | 12 | 0.3 | 17 | 19 | — | — | — | — | — | — | RNAF203212 | 0.012 |
| IR152013 | 15 | 20 | 13 | 0.3 | 17 | 19 | RNA4902 | — | — | — | — | — | RNAF202813 | 0.0135 |
| IRZ152014 | 15 | 20 | 14 | 0.3 | 17 | 19 | RNA4902UU | — | — | — | — | — | — | 0.0145 |
| IR152015.5 | 15 | 20 | 15.5 | 0.3 | 17 | 19 | — | — | — | — | — | — | — | 0.0164 |
| IR152018 | 15 | 20 | 18 | 0.3 | 17 | 19 | — | RNA5902 | — | — | — | — | — | 0.019 |
| IR152020.5 | 15 | 20 | 20.5 | 0.3 | 17 | 19 | — | — | — | — | — | — | — | 0.0215 |
| IR152023 | 15 | 20 | 23 | 0.3 | 17 | 19 | — | — | RNA6902 | — | — | — | — | 0.024 |
| IRZ152024 | 15 | 20 | 24 | 0.3 | 17 | 19 | — | — | RNA6902UU | — | — | — | — | 0.025 |
| IR152026 | 15 | 20 | 26 | 0.3 | 17 | 19 | — | — | — | — | — | — | RNAFW202826 | 0.028 |
| IR172016.5 | 17 | 20 | 16.5 | 0.3 | 19 | 19 | — | — | — | — | — | — | — | 0.0111 |
| IR172020 | 17 | 20 | 20 | 0.3 | 19 | 19 | — | — | — | — | — | NKX20(Z) | — | 0.014 |
| IR172020.5 | 17 | 20 | 20.5 | 0.3 | 19 | 19 | — | — | — | — | — | — | — | 0.0137 |
| IR172030.5 | 17 | 20 | 30.5 | 0.3 | 19 | 19 | — | — | — | — | — | — | — | 0.0205 |
| IR172116 | 17 | 21 | 16 | 0.3 | 19 | 20 | — | — | — | — | NK21/16 | — | — | 0.0145 |
| IR172120 | 17 | 21 | 20 | 0.3 | 19 | 20 | — | — | — | — | NK21/20 | — | — | 0.018 |
