Swivels - Deck Machinery and Hull Equipment

Marine swivels are load-bearing connectors used in anchor-chain and mooring arrangements to permit rotation and reduce twisting. They are typically forged from high-strength steel and selected to match the chain grade, nominal diameter, and certified breaking load.

ProShipWorks provides end-to-end support to source and supply Swivels for marine vessels, ship operators, industrial facilities, maintenance teams and procurement departments.

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Product Information

Product Name Swivels
Product Category Deck Machinery and Hull Equipment
Product Reference 415
Brands / Manufacturers Vicinay Marine, Ramnäs Bruk, Damen Anchor & Chain Factory
Unit of Measure Piece

Key Features

Key Feature
1.   Allows rotational movement under axial load
2.   Reduces twisting and kinking of anchor or mooring chain
3.   Forged high-strength steel construction
4.   Available for stud-link chain grades and nominal chain sizes
5.   May be supplied with proof-load testing and material traceability

Applications of Swivels

Application
1.  Anchor-chain connection assemblies
2.  Ship and offshore mooring systems
3.  Connections between chain, shackles, anchors, or mooring fittings

Standards, Certifications & Class Approval

Review the available standards and approval information relevant to the product. Actual certification, material traceability, inspection and classification requirements depend on the product type, intended application and purchasing specification.

Applicable Standards & Certification Commonly manufactured and tested with reference to ISO 1704 and applicable IACS requirements for marine anchor-chain accessories. Material, proof-load, breaking-load, dimensional, and inspection requirements depend on chain grade, size, and vessel class rules.
Class Approval Product certification may be provided under DNV, ABS, Lloyd's Register, Bureau Veritas, ClassNK, RINA, or other vessel class requirements. Approval is manufacturer-, material-, size-, and application-specific; individual inspection certificates may be required.

Installation, Maintenance & Safety Information

Installation Notes Select a swivel compatible with the chain diameter, grade, end-link dimensions, and required breaking load. Install in the approved orientation using certified shackles or pins, secure all retaining devices, and verify unrestricted rotation without interference.
Maintenance Tips Inspect regularly for wear, corrosion, cracks, deformation, seized rotation, and damaged pins or retainers. Lubricate only where permitted by the manufacturer, record measured wear, and replace components exceeding class or manufacturer limits.
Safety Notes Do not exceed the certified working or proof-load basis. Never use an uncertified, welded, heat-damaged, deformed, or excessively worn swivel. Isolate loads before inspection or removal and keep personnel clear of tensioned anchor and mooring systems.

Request a Quote for Swivels

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Other Deck Machinery and Hull Equipment Products

Explore our range of marine and industrial Deck Machinery and Hull Equipment products available for sourcing and supply through ProShipWorks.

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