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502型机械密封结构特点：
502型机械密封符合欧洲标准DIN24960，国际标准ISO3069和英国标准BS5257-1975。此机械密封属于单弹簧、橡胶波纹管结构，由于采用了橡胶波纹管，此结构简单、紧凑；还可以补偿轴的径向和轴向跳动。
磨擦副材质与辅助密封材质请根据实际工况选用。
适用范围：
被密封介质：油、水、有机溶剂及其它腐蚀性溶液。
密封腔压力：≤4Mpa
密封腔温度：-40℃~200℃
线速度：≤25m/s
/s
| 502 装配尺寸 (mm) | ||||||||||||
| 规格/尺寸 | d1 (h6) |
d3 (max) |
d4 (min) |
d6 (H11) |
d7 (H8) |
L1 (±0.5) |
L3 |
L5 | L6 | L38 | ||
| 502-14 | 14 | 24 | 26 | 21 | 25 | 35.0 | 23.0 | 1.5 | 4 | 5.0 | ||
| 502-16 | 16 | 26 | 28 | 23 | 27 | 35.0 | 23.0 | 1.5 | 4 | 5.0 | ||
| 502-18 | 18 | 32 | 34 | 27 | 33 | 37.5 | 24.0 | 2.0 | 5 | 7.5 | ||
| 502-20 | 20 | 34 | 36 | 29 | 35 | 37.5 | 24.0 | 2.0 | 5 | 7.5 | ||
| 502-22 | 22 | 36 | 38 | 31 | 37 | 37.5 | 24.0 | 2.0 | 5 | 7.5 | ||
| 502-24 | 24 | 38 | 40 | 33 | 39 | 40.0 | 26.7 | 2.0 | 5 | 7.5 | ||
| 502-25 | 25 | 39 | 41 | 34 | 40 | 40.0 | 27.0 | 2.0 | 5 | 7.5 | ||
| 502-28 | 28 | 42 | 44 | 37 | 43 | 42.5 | 30.0 | 2.0 | 5 | 7.5 | ||
| 502-30 | 30 | 44 | 46 | 39 | 45 | 42.5 | 30.5 | 2.0 | 5 | 7.5 | ||
| 502-32 | 32 | 46 | 48 | 42 | 48 | 42.5 | 30.5 | 2.0 | 5 | 8.0 | ||
| 502-33 | 33 | 47 | 49 | 42 | 48 | 42.5 | 30.5 | 2.0 | 5 | 8.0 | ||
| 502-35 | 35 | 49 | 51 | 44 | 50 | 42.5 | 30.5 | 2.0 | 5 | 8.0 | ||
| 502-38 | 38 | 54 | 58 | 49 | 56 | 45.0 | 32.0 | 2.0 | 6 | 10.0 | ||
| 502-40 | 40 | 56 | 60 | 51 | 58 | 45.0 | 32.0 | 2.0 | 6 | 10.0 | ||
| 502-43 | 43 | 59 | 63 | 54 | 61 | 45.0 | 32.0 | 2.0 | 6 | 12.0 | ||
| 502-45 | 45 | 61 | 65 | 56 | 63 | 45.0 | 32.0 | 2.0 | 6 | 12.0 | ||
| 502-48 | 48 | 64 | 68 | 59 | 66 | 45.0 | 32.0 | 2.0 | 6 | 12.0 | ||
| 502-50 | 50 | 66 | 70 | 62 | 70 | 47.5 | 34.0 | 2.5 | 6 | 12.0 | ||
| 502-53 | 53 | 69 | 73 | 65 | 73 | 47.5 | 34.0 | 2.5 | 6 | 12.0 | ||
| 502-55 | 55 | 71 | 75 | 67 | 75 | 47.5 | 34.0 | 2.5 | 6 | 12.0 | ||
| 502-58 | 58 | 78 | 83 | 70 | 78 | 52.5 | 39.0 | 2.5 | 6 | 14.0 | ||
| 502-60 | 60 | 80 | 85 | 72 | 80 | 52.5 | 39.0 | 2.5 | 6 | 14.0 | ||
| 502-63 | 63 | 83 | 88 | 75 | 83 | 52.5 | 39.0 | 2.5 | 6 | 14.0 | ||
| 502-65 | 65 | 85 | 90 | 77 | 85 | 52.5 | 39.0 | 2.5 | 6 | 14.0 | ||
| 502-68 | 68 | 88 | 93 | 81 | 90 | 52.5 | 39.0 | 2.5 | 7 | 14.0 | ||
| 502-70 | 70 | 89 | 95 | 83 | 92 | 60.0 | 45.5 | 2.5 | 7 | 14.0 | ||
| 502-75 | 75 | 96 | 104 | 88 | 97 | 60.0 | 45.5 | 2.5 | 7 | 14.0 | ||
| 502-80 | 80 | 104 | 109 | 95 | 105 | 60.0 | 45.0 | 3.0 | 7 | 14.0 | ||
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