适用范围：TUP：一般机械、通用机械、各类阀等；CPU：工程机械油缸、工况恶劣的油、气缸。
材质：聚氨酯 TPU\CPU
工作温度：TPU:-40+80℃,CPU:-40+120℃
标准来源：JB/T6657-93
沟槽符合：JB/T6656-93
| J形无骨架防尘圈 | |||||
| 密封圈公称尺寸 | 沟槽尺寸 | ||||
| d | D | H | d | D | L |
| 14 | 22.5 | 7 | 14 | 22.5 | 4 |
| 16 | 24.5 | 16 | 24.5 | ||
| 18 | 28.5 | 9 | 18 | 28.5 | 5 |
| 20 | 30.5 | 20 | 30.5 | ||
| 22 | 32.5 | 22 | 32.5 | ||
| 25 | 35.5 | 25 | 35.5 | ||
| 28 | 38.5 | 28 | 38.5 | ||
| 30 | 40.5 | 10 | 30 | 40.5 | 6 |
| 32 | 42.5 | 32 | 42.5 | ||
| 35 | 45.5 | 35 | 45.5 | ||
| 36 | 46.5 | 36 | 46.5 | ||
| 40 | 50.5 | 40 | 50.5 | ||
| 45 | 55.5 | 45 | 55.5 | ||
| 48 | 58.5 | 48 | 58.5 | ||
| 50 | 60.5 | 50 | 60.5 | ||
| 55 | 67.5 | 11 | 55 | 67.5 | 7 |
| 56 | 68.5 | 56 | 68.5 | ||
| 60 | 72.5 | 60 | 72.5 | ||
| 63 | 75.5 | 63 | 75.5 | ||
| 65 | 77.5 | 65 | 77.5 | ||
| 70 | 82.5 | 70 | 82.5 | ||
| 71 | 83.5 | 71 | 83.5 | ||
| 72 | 84.5 | 72 | 84.5 | ||
| 75 | 87.5 | 75 | 87.5 | ||
| 80 | 92.5 | 80 | 92.5 | ||
| 85 | 97.5 | 85 | 97.5 | ||
| 88 | 100.5 | 88 | 100.5 | ||
| 90 | 102.5 | 90 | 102.5 | ||
| 95 | 107.5 | 95 | 107.5 | ||
| 100 | 112.5 | 100 | 112.5 | ||
| 105 | 119.5 | 12 | 105 | 119.5 | 8 |
| 110 | 124.5 | 110 | 124.5 | ||