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SKF Marine (Sweden)
Simplex Compact Seal
The SKF Simplex Compact Seal is a passive multi‑lip rubber stern tube seal with a chrome‑lined housing, designed to retain lubricating oil and keep seawater out of the shaft line.
Shaft diameter 100-1,200 mm
Capacity
Seawater / Stern Tube Oil interface
Medium
Components & Design
Component data being added…
Technical Data
type
Stern Tube Seal (Lip Seal)
variant count approx
4
period start year
1950
drive type
Passive
construction
Multi-lip rubber seal, chrome liner, spring-loaded
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Common failures & inspection points
●Lip seal wear from shaft liner scoring
●Chrome liner pitting from seawater corrosion
●Seal housing bolt corrosion/seizure
●Oil loss from worn aft seal
Service & Maintenance
Same as Wärtsilä seals. Drain inspection daily. Seal replacement at drydock. Chrome liner reconditioning or replacement if scored. Oil analysis every 3 months.
Suppliers & Spare Parts
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Maritime Network →Replacement Parts
SKF Marine (Gothenburg, Sweden). Simplex seal kits: 3-6 weeks. Chrome liners: 6-10 weeks.
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Equipment Model #37804
· ✓ still in production