Parker SEAL-0443-8473 Split Seal
The Parker SEAL-0443-8473 Split Seal is a high-performance sealing solution designed to provide reliable protection in rotating shaft applications. Its split design allows for easy installation without the need to disassemble equipment, making it ideal for maintenance and repair scenarios where downtime must be minimized.
Key Features
- Split Design: Facilitates quick and easy installation over the shaft, eliminating the need for equipment disassembly.
- Nonmetallic Outer Case: Ensures a leak-free, press-fit in the housing, conforming to minor surface irregularities and reducing the risk of bore damage.
- Flexible Lip: Provides effective sealing by compensating for minor shaft misalignments and irregularities.
- Stainless Steel Garter Spring: Maintains consistent lip pressure against the shaft, enhancing sealing performance and accommodating minor shaft deflections.
Applications
The Parker SEAL-0443-8473 Split Seal is suitable for a wide range of applications, including:
- Motors
- Gearboxes
- Pumps
- Fans
- Industrial rolls
- Custom equipment
Its design is particularly beneficial in situations where equipment cannot be easily disassembled, allowing for efficient maintenance and reduced downtime.
Technical Specifications
- Operating Temperature Range: -20°F to 250°F (-29°C to 121°C) for NBR materials; -40°F to 400°F (-40°C to 204°C) for FKM materials.
- Shaft Surface Speed: Up to 2,000 feet per minute (10.2 meters per second).
- Maximum Pressure: Designed for vented applications with pressures ranging from 0 to 3 psi (0 to 0.20 bar) for solid designs; 0 psi for split designs.
- Size Range: Available for shaft diameters ranging from 0.500 to 65 inches (13 to 1,651 mm).
For detailed information on specific sizes and materials, please refer to Parker’s Rotary Seal Design Guide.
Advantages
- Reduced Downtime: The split design allows for rapid seal replacement without dismantling equipment, saving time and labor costs.
- Easy Installation: No special tools are required for installation, simplifying the maintenance process.
- Corrosion Resistance: The nonmetallic outer case and stainless steel components resist corrosion, extending the seal’s service life.
- Effective Sealing: The flexible lip and garter spring combination provide reliable sealing performance, even in the presence of minor shaft irregularities.
The Parker SEAL-0443-8473 Split Seal offers a practical and efficient solution for maintaining optimal performance in rotating equipment, ensuring reliable sealing and prolonged equipment life.

















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