Lewmar Ocean Snatch Blocks

Lewmar Ocean Snatch Blocks

Ideal for general spinnaker use

Snap Shackle head for easy attachment

Swivel Head for self-adjusting alignment

Secure ergonomic side opening and closing

Hard wearing synthetic rubber cheeks

Stainless steel straps

Stainless Steel Becket

£ 176.80 inc VAT

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Lewmar are world renowned for the manufacturing and design excellence of their yacht hardware.

Lewmar have decades of experience and involvement with the highest levels of superyacht and yacht racing development to help create a robust, top performance, ergonomic cruising equipment portfolio.

Lewmar’s aim is to make sail handling easier for every kind of yachtsman.

The Lewmar Ocean range of Snatch Blocks has been well proven over many seasons of rugged, hard-working, racing and extended cruising.

Lewmar Snatch Block Features:

Available in 3 sizes, see chart below

Lewmar snap shackle head for quick attachment, detachment and changing of position.

N.B. where the attachment strongpoint does not permit full articulation, e.g. a toe rail with a problematic profile, an interim shackle/soft shackle must be used to ensure the load is taken at the correct angle.

Swivel Head for self adjusting alignment

Secure ergonomic side opening and closing for quick and easy line insertion

Hard wearing synthetic rubber cheeks are also sympathetic in contact with the deck and other deck fittings

Marine grade stainless steel cheek straps

Marine grade stainless steel aperture mechanism

Marine grade stainless steel becket - useful for 1. stretching shock cord to the guardrail to prevent contact with the deck when not in use and 2. starting a secondary purchase system

Size 1 and 2 - marine grade stainless steel plain bearing sheave pin

Size 3 – Delrin roller bearing on marine grade stainless steel sheave pin

Ideal for general spinnaker use

Important Lewmar Advisory

Lewmar state that these blocks are designed for line handling on sail boats only.

Lewmar Part NumberSize OptionBearingTypeSheave MaterialSheaveDiameterSheath WidthSWLMBLWeightLine Diameter
L19810600Size 1S/S PlainDelrin66mm20mm1135kg2270kg480g14mm
L19820600Size 2S/S PlainDeltin80mm20mm1590kg3180kg880g16mm
L19830500Size 3Needle RollerAluminium80mm20mm2155kg4310kg1040g16mm

Delrin is the common name used to describe the complex composite: polyoxymethylene (POM) acetal plastic.

SWL = Safe Working Load where the safety factor is approximately 2:1
MBL = Manufacturer (Lewmar) Break Load

Delrin Properties:

  • Good mechanical strength and rigidity
  • Extremely tough under load, effectively squash resistant
  • Tolerant to repeated impact
  • Excellent endurance against fatigue under continuous pressure
  • Superb resistance to petroleum based solvents, moisture and other neutral chemicals.
  • Good electrical insulating properties
  • Self-lubricating
  • Normally pure white, but sometimes available with integral pigment in off white, yellowy white, yellow, orange, blue, brown black or grey with no other difference in substance or performance
  • Non-floating

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