FengHua Weijin Mechanical Seals Factory
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Price: | 0.3~51.0 USD |
Payment Terms: | T/T,L/C,WU |
Place of Origin: | Zhejiang, China (Mainland) |
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mechanical shaft seals john crane for pumps
Features of mechanical shaft seals john crane for pumps
1. Model: type 21
2. Size: 1/2" to 3"
3. Pressure: ≤0.8Mpa
4. Speed: ≤10m/s
5. Temperature: -30ºC~200ºC
Materials of mechanical shaft seals john crane for pumps
1. Stationary ring: ceramic/SIC/TC
2. Rotary ring: carbon/SIC/TC
3. Secondary seal: NBR/EPDM/VITON
4. Spring&Metal parts: steel
Pictures of mechanical shaft seals john crane for pumps
1. the drawing of mechanical shaft seals john crane for pumps
2. the size of mechanical shaft seals john crane for pumps
Model | d | D | D1 | L1 | L2 |
WJ21-1/2" | 12.7 | 23.88 | 25.4 | 7.92 | 20.82 |
WJ21-5/8" | 15.875 | 26.7 | 31.75 | 10.29 | 22.43 |
WJ21-3/4" | 19.05 | 31.09 | 34.93 | 10.29 | 22.43 |
WJ21-7/8" | 22.225 | 33.4 | 38.1 | 10.29 | 24 |
WJ21-1" | 25.4 | 43.18 | 41.28 | 11.1 | 25.6 |
WJ21-1 1/8" | 28.575 | 46.28 | 44.45 | 11.1 | 27.17 |
WJ21-1 1/4" | 31.75 | 49.4 | 47.63 | 11.1 | 27.17 |
WJ21-1 3/8" | 34.925 | 52.58 | 50.8 | 11.1 | 28.78 |
WJ21-1 1/2" | 38.1 | 55.8 | 53.98 | 11.1 | 28.78 |
WJ21-1 5/8" | 41.275 | 62.2 | 60.33 | 12.7 | 35.13 |
WJ21-1 3/4" | 44.45 | 66 | 63.5 | 12.7 | 35.13 |
WJ21-1 7/8" | 47.625 | 66.6 | 66.68 | 12.7 | 38.3 |
WJ21-2" | 50.8 | 73 | 69.85 | 12.7 | 38.3 |
WJ21-2 1/8" | 53.9 | 73.3 | 76.2 | 14.27 | 43.05 |
WJ21-2 1/4" | 57.1 | 78.41 | 79.38 | 14.27 | 43.05 |
WJ21-2 3/8" | 60.3 | 82 | 82.55 | 14.27 | 46.25 |
WJ21-2 1/2" | 63.5 | 84.87 | 85.73 | 14.27 | 46.25 |
WJ21-2 5/8" | 66.6 | 88.4 | 85.73 | 15.9 | 49.4 |
WJ21-2 3/4" | 69.8 | 92.58 | 88.9 | 15.9 | 49.4 |
WJ21-2 7/8" | 73 | 94.85 | 95.25 | 15.9 | 52.57 |
WJ21-3" | 76.2 | 101.9 | 98.43 | 15.9 | 52.57 |
mechanical shaft seals john crane for pumps