"> Thordon Bearings (Canada) SXL / COMPAC Series
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Thordon Bearings (Canada)

SXL / COMPAC Series

A passive water‑lubricated stern tube bearing that houses elastomeric polymer staves in a bronze/steel shell, providing oil‑free shaft support for marine propulsion.

Thordon Bearings (Canada) SXL / COMPAC Series
Shaft diameter 100-1,000 mm
Capacity
Seawater lubricated
Medium

Components & Design

Component data being added…

Technical Data

type Water-Lubricated Stern Tube Bearing (Polymer)
variant count approx 6
period start year 1985
drive type Passive (seawater lubricated)
construction Elastomeric polymer staves in bronze/steel housing

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Common failures & inspection points

●Bearing wear from sand/silt ingestion in shallow/coastal waters
●Uneven wear from shaft misalignment
●Stave debonding from housing in extreme conditions
●Noise/vibration from stick-slip at low speeds

Service & Maintenance

Bearing clearance measurement at drydock (poker gauge). Wear rate monitoring — typical life 15-25 years on deep-sea vessels, shorter on coastal. Shaft alignment check at each drydock. No oil pollution risk — environmentally compliant (VGP/EPA).

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Replacement Parts

Thordon Bearings (Burlington, Ontario, Canada). Replacement staves: 4-8 weeks. Emergency service: Thordon has 24/7 global support. Keep onboard: wear measurement tools.
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Equipment Model #37800 · ✓ still in production