Piston Seal (U-Cup asymmetrical, outer sealing), KNA, KNA, Freudenberg Sealing Technologies (Dichtomatik)
Universal equipmentPrice on request
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Description
Asymmetrical U-cup piston seal with outer sealing lip. Function: Seals piston against cylinder barrel; pressure-activated. Installation space: Defined by AD (cylinder dia.) x ID (groove dia.) x L (width). Example: KNA28: 50 x 40 x 8 mm. Materials: NBR, TPU, PTFE, hard fabric, fabric NBR. Pressure: Dynamic sealing lip pressure = preload + system pressure. Surface: Groove base radiused corners, rounded flank transitions, Ra values as per ISO. Certifications: Industrial standard; not for automotive/aerospace.
Specifications
| Category | Universal equipment |
| Product ID | 8010511511-5038 |
| Manufacturer | Freudenberg |
