| 国内新型号 | 国内旧型号 | 内径(mm) | 外径(mm) | 宽度(mm) | 轴承型号 | 轴承类型 | 轴承品牌 |
|---|---|---|---|---|---|---|---|
| N2220M/C4YA1 | 8G2520KH | 100 | 180 | 46 | N2220M/C4YA1 | 圆柱滚子轴承2类 | IKO |
| N2220M/C4YA1 | 8G2520KH | 100 | 180 | 46 | N2220M/C4YA1 | 圆柱滚子轴承2类 | IKO |
| N2221EM | 2521EH | 105 | 190 | 50 | N2221EM | 圆柱滚子轴承2类 | IKO |
| N2221EM | 2521EH | 105 | 190 | 50 | N2221EM | 圆柱滚子轴承2类 | IKO |
| N2221EM | 2521EH | 105 | 190 | 50 | N2221EM | 圆柱滚子轴承2类 | INA |
| N2221EM | 2521EH | 105 | 190 | 50 | N2221EM | 圆柱滚子轴承2类 | INA |
| N2221EM/P5 | D2521EH | 105 | 190 | 50 | N2221EM/P5 | 未知类型 | IKO |
| N2221EM/P5 | D2521EH | 105 | 190 | 50 | N2221EM/P5 | 未知类型 | IKO |
| N2221EM/P5 | D2521EH | 105 | 190 | 50 | N2221EM/P5 | 未知类型 | INA |
| N2221EM/P5 | D2521EH | 105 | 190 | 50 | N2221EM/P5 | 未知类型 | INA |
| N2221EM/P6 | E2521EH | 105 | 190 | 50 | N2221EM/P6 | 未知类型 | IKO |
| N2221EM/P6 | E2521EH | 105 | 190 | 50 | N2221EM/P6 | 未知类型 | INA |
| N2221EM/P6 | E2521EH | 105 | 190 | 50 | N2221EM/P6 | 未知类型 | IKO |
| N2221EM/P6 | E2521EH | 105 | 190 | 50 | N2221EM/P6 | 未知类型 | INA |
| N2222 | 2522 | 110 | 200 | 53 | 19DAAPV | 圆柱滚子轴承2类 | RIV |
| N2222 | 2522 | 110 | 200 | 53 | N2222 | 圆柱滚子轴承2类 | NTN |
| N2222E | 2522E | 110 | 200 | 53 | N2222E | 圆柱滚子轴承2类 | INA |
| N2222E | 2522E | 110 | 200 | 53 | N2222E | 圆柱滚子轴承2类 | IKO |
| N2222E | 2522E | 110 | 200 | 53 | N2222E | 圆柱滚子轴承2类 | IKO |
| N2222E | 2522E | 110 | 200 | 53 | N2222E | 圆柱滚子轴承2类 | INA |
| N2222EM | 2522EH | 110 | 200 | 53 | N2222EM | 圆柱滚子轴承2类 | INA |
| N2222EM | 2522EH | 110 | 200 | 53 | N2222EM | 圆柱滚子轴承2类 | IKO |
| N2222EM | 2522EH | 110 | 200 | 53 | N2222EM | 圆柱滚子轴承2类 | INA |
| N2222EM | 2522EH | 110 | 200 | 53 | N2222EM | 圆柱滚子轴承2类 | IKO |
| N2222EM/P5 | D2522EH | 110 | 200 | 53 | N2222EM/P5 | 未知类型 | INA |
| N2222EM/P5 | D2522EH | 110 | 200 | 53 | N2222EM/P5 | 未知类型 | INA |
| N2222EM/P5 | D2522EH | 110 | 200 | 53 | N2222EM/P5 | 未知类型 | IKO |
| N2222EM/P6 | E2522EH | 110 | 200 | 53 | N2222EM/P6 | 未知类型 | IKO |
| N2222EM/P6 | E2522EH | 110 | 200 | 53 | N2222EM/P6 | 未知类型 | INA |
| N2222EM/P6 | E2522EH | 110 | 200 | 53 | N2222EM/P6 | 未知类型 | INA |