UB Type
UB are metal bellows type mechanical seal. Bellows is as second seal on the shaft. There are no any bonded parts. The bellows protect the shaft from dirt and solids damage of spring.
Quotation
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| UB (短腳) EB520 | ||||||||
|
CNL Co. |
d |
D |
D2 |
D3 |
D4 |
L |
L2 |
L1 |
| UB-3/8" | 9.525 | 22.22 | 14.3 | 17.42 | 23.8 | 22.22 | 6.35 | 4.76 |
| UB-1/2" | 12.7 | 25.4 | 17.45 | 20.62 | 26.97 | 22.8 | 6.35 | 4.76 |
| UB-5/8" | 15.87 | 31.75 | 20.62 | 23.8 | 30.93 | 30.12 | 10.28 | 8.71 |
| UB-3/4" | 19.05 | 34.92 | 23.8 | 26.97 | 34.11 | 30.12 | 10.28 | 8.71 |
| UB-1" | 25.4 | 41.27 | 30.15 | 33.32 | 42.85 | 31.72 | 11.1 | 9.52 |