IMPA: 230621

Turnbuckles Jaw & Jaw – Marine Rigging Hardware

These turnbuckles with jaw and jaw ends are essential rigging components for ship deck operations, allowing precise adjustment of wire ropes, cables, and tie rods. Manufactured to meet IMPA 230621 specifications, each unit features a forged body with right-hand and left-hand threaded jaw ends for smooth, controlled tensioning without twisting. Suitable for lashing cargo, securing deck equipment, and tuning mast stays.

Constructed from marine-grade stainless steel or hot-dipped galvanized carbon steel, these jaw-jaw turnbuckles provide excellent corrosion resistance in harsh saltwater environments. The open jaw ends accommodate clevis pins and shackles, making them versatile for various shipboard applications. Available in thread sizes from M8 to M24 with jaw openings to suit standard marine pins.

All turnbuckles are supplied with the appropriate retaining pins and can be ordered both with or without swaged terminals. For reliable rigging hardware that meets international marine supply standards, these jaw and jaw turnbuckles are a dependable choice for ship chandler requirements.

Key Features

Technical Specifications

Product NameTurnbuckle Jaw & Jaw
IMPA Code230621
MaterialStainless Steel / Galvanized Carbon Steel
Thread DirectionRight-hand / Left-hand pair
Thread SizesM8, M10, M12, M16, M20, M24
Jaw Opening Range12 mm – 32 mm
Working Load LimitUp to 2,000 kg (size dependent)
FinishZinc-plated / Polished
ApplicationMarine rigging, lashing, deck hardware

Frequently Asked Questions

What is a jaw-and-jaw turnbuckle used for?

It connects to clevis pins or lugs and is used to adjust tension on wire ropes, chains, and cables in marine rigging, including deck lashings, securing cargo, and standing rigging tuning.

What materials are available?

Our jaw & jaw turnbuckles are available in galvanized carbon steel and passivated stainless steel (SS316) for maximum corrosion resistance in marine environments.

How do I choose the correct turnbuckle size?

Determine the required working load limit, the diameter of your clevis pins, and the adjustment length needed. Thread sizes range from M8 to M24 and jaw openings from 12 mm to 32 mm.

Are these turnbuckles suitable for saltwater use?

Yes, the stainless steel variants are specifically designed for saltwater exposure and are suitable for permanent marine installations.

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