Bearing and Gearbox Protection Rotary Seals

Split Polymer Labyrinth Seal (SPLS)

Unitized, Noncontact Seal for Bearing Protection

The Chesterton® patent-pending Split Polymer Labyrinth Seal (SPLS) is a noncontact, split bearing seal for splash-lubricated bearing protection in large pumps, gearboxes, and other rotating equipment. This split seal reduces installation time while outperforming conventional lip seals in operation.

Product Advantages

  • A split, noncontact design that reduces installation time and minimizes downtime for critical equipment
  • Reduces the chances of fretting caused by lip seals
  • Keeps lubrication in and seals out external contamination
  • Unitized design and durable material provide easy, reliable installation

Product Characteristics Parameters

Specifications
Material (designation) Size Range mm (inch) Temperature ˚C (˚F) Speed m/s (ft/min)* Eccentricity mm (inch)
AWC800 (EU) 50 – 508
(2 – 20)
-40 – 93
(-40 – 200)
30.5
(6000)
0.75
(0.030)
*Contact engineering for speed beyond these limits.