AS438 X-Ring Four-Lipped Seals 158.12x6.99mm NBR/FKM Material for Hydraulic & Pneumatic Systems
High-performance double-acting X-ring seals designed for demanding hydraulic and pneumatic applications. The unique four-lip X-shaped cross-section provides superior sealing performance across various industrial environments.
| Parameter | Specification |
|---|---|
| Product Name | X-Ring |
| Material | NBR/FKM |
| Size | 158.12mm x 6.99mm |
| Color | Black/Brown |
| Hardness | 80 Shore A |
| Temperature Range | -40°C to 200°C |
| Compatible Media | Hydraulic oil, fire retardant liquid, water, gas |
- Superior Sealing: Multiple lip contact points ensure tight sealing in both high and low-pressure environments
- Enhanced Wear Resistance: High-quality NBR/FKM materials withstand friction and extend service life
- Excellent Anti-Extrusion: X-shaped structure resists deformation under high pressure conditions
- Wide Application Range: Compatible with oil, water, gas and various industrial fluids
- Space Efficient: Compact design saves installation space while maintaining performance
- Hydraulic Systems: Sealing for hydraulic cylinders, pumps, and valves
- Pneumatic Equipment: Cylinders and pneumatic valve sealing
- Mechanical Transmission: Gear boxes, reducers, and axial sealing applications
- Industrial Sectors: Food, pharmaceutical, chemical, and manufacturing equipment
All manufacturing processes comply with ISO-9001:2015 quality system and pass ROHS/SGS certification standards. Materials meet REACH and RoHS regulatory requirements.
Available in various materials including NR, NBR, HNBR, FKM, FFKM, EPDM, CR, VMQ, PU, PTFE, PEEK, and POM. Custom sizes and specifications available based on customer requirements.
Standard packaging: 100 pieces per plastic bag. Express delivery available for small orders (DHL, FEDEX, UPS, TNT), air or sea freight for larger quantities.
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