Elastomeric bellows rotary
The PK Seal features a single spring rubber bellows that will not wear the shaft or sleeve. It fits into shallow stuffing boxes and the flexible rotary face floats to compensate for misalignment.
FEATURES and BENEFITS
- Single spring rubber bellows will not wear shaft or sleeve
- Flexible rotary face floats to compensate for misalignment
- Fits into shallow stuffing boxes
- Reliable, economical performance
- Unitized construction means simple installation--no loose parts to inventory
- Won't clog in dirty environments
SPECIFICATIONS
- Minimum Shaft Diameter: 0.500 in. / 12.7 mm
- Maximum Shaft Diameter: 3.000 in. / 76.2 mm
- Pressure: To 150 psi / 10 bar
- Vacuum: 28 in Hg / 711 mm Hg
- Temperature: To 400°F / 204°C
- Shaft speed: To 2500 fpm / 12.7 m/s
Materials
- Metallurgy: 316SS
- Springs: Stainless steel
- Bellows: Fluoroelastomer or nitrile
- Faces: chemical grade carbon and ceramic; silicon carbide and tungsten carbide optional (See price list for other options)
Applications
- Centrifugal pumps
- Gear boxes
- Speed reducers
- Other rotating equipment
