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.
Capabilities:
Minimum Shaft Diameter: 0.500 in. / 12.7 mm
Maximum Shaft Diameter: 3.000 in. | 76.2 mm
Vacuum: 28 in Hg / 711 mm Hg
Max Shaft speed: 2500 fpm / 12.7 m/s
Materials:
Metallurgy: 316SS
Springs: Stainless steel
Bellows: Fluoroelastomer or nitrile
Faces (standard): Chemical grade carbon and ceramic
Faces (optional): Silicon carbide and tungsten carbide
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
Typical Applications:
Centrifugal pumps
Gear boxes
Speed reducers
Other rotating equipment