O-RING * price on request Available Ordered before 12.00, shipped same day 100 years of engine spare part knowledge 12 months warranty Please select your engine before inquiring this part. Product specifications Engine brand Wärtsilä Color Black Diameter 5.28 millimeter Hardness (Shore) 90 Material Viton Thickness 1.78 millimeter Weight 1 gram No stress about shipping?Sounds good! 99% of our global shipments arrive within 5 days! Request shipment enquiry