1527 series mechanical seal, single-end unbalanced structure with single spring transmission, simple and reliable construction, easy installation, suitable for water, oil and weakly corrosive media.
The 1527 series is a single-end unbalanced mechanical seal with single spring (coil spring) transmission, featuring simple and reliable construction with cost-effectiveness. Installation dimensions comply with DIN24960 and ISO3069, widely used in clear water pumps, pipeline pumps, sewage pumps, and chemical pumps.
Suitable for water, oil, sewage, weak acid, weak alkali, and general corrosive media. Various material combinations (carbon/SiC, SiC/SiC, etc.) are available to meet different wear and corrosion resistance requirements. Shaft diameters range from 18mm to 100mm.
Ensure pump rotation direction matches spring winding direction during installation for reliable sealing performance.
Working Condition:
Pressure: ≤ 1 MPa
Temperature: -20°C ～ 150°C
Medium: Water, Oil, and weakly-corrosive mediums
Material:
Stationary Ring: Ceramic / SIC / SSIC / TC
Rotary Ring：Carbon / SIC / SSIC / TC
Secondary Seal：NBR / EPDM / VITON / Teflon
Spring & Metal Parts：SUS304 / SUS316L
Features:
- Single-end unbalanced design
- Single large spring transmission
- Simple structure, cost-effective
- Highly interchangeable installation dimensions