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Features | Surface roughness |
* General hydraulic Dust wiper | Ra | Rt max |
* Sealing lip is reinforced | Sliding surface | 0.05~0.3㎛ | ≤2.5㎛ |
* Outside stepped surface, good adhesion to grooves | Bottom of Groove | ≤1.6㎛ | ≤6.3㎛ |
Sides of Groove | ≤3㎛ | ≤15㎛ |
● Installation Dimensions
Series no. | Rod Diameter |
Groove Diameter | Groove Width |
Seal |
Radius | ||||||
Ød f8 | ØD H10 | ØD1 H11 | ØD2 H11 | L +0.2 | L1 +0.2 | L2 +0.2 | H | Rmax | R1 | R2 | |
212-0075N | 75 | 83 | 81 | 78.5 | 4 | 2 | 8 | 8 | 0.3 | 0.5 | 0.5 |