Turnbuckles and rigging screws are mechanical devices that are able to change the length of a wire rope or chain, thereby regulating tension. This allows precise adjustment of rope lengths to safely lift loads.
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POWERTEX Rigging screw PRSJ is durable, easy to adjust and can be used in a variety of applications where the length of the load bearing part needs to be adjusted.
It is designed to provide quick rigging using standard tools and the same time closed body design effectively protects the thread.
Compact, lightweight construction
Safe – Each rigging screw (except M6 & M8) is proof load tested 1,5 x WLL and CE-marked making them suitable for lifting operations.
Easy to adjust the length using standard tools
The adjusted length is securely locked by closing the two counter nuts
Durable all steel construction
All parts are hot dip galvanized for long service life (except M6 and M8 which are electro galvanized)
The closed body design protects the threads from damage and at the same time prevent dirt from entering into the center body
The jaws are equipped with safety bolts and nuts and stainless steel retaining pins
Safety bolts and nuts are additionally painted in blue and red for quick identification as POWERTEX original parts
Multilanguage user manuals included
Standard: Machinery directive 2006/42/EC
Marking: CE-marked, POWERTEX, batch number, WLL (except M6 and M8),Finish: Hot dip galvanized, except from M6 and M8, which are electro galvanized.Note: Avoid eccentric loading of the rigging screw. Apply the load straight/in-line.Warning: *M6 and *M8 not for lifting! Do not adjust the length under load when lifting.Safety factor: 5:1
General: - Standard hot dip galvanized. - Factory supplied with lock nuts. - Testing on request.- Proof load 2.5 x WLL.- Straight or in-line pull only. - Drop forged high tensile steel.- MBL equals or over 5x WLL
Turnbuckles are used for rigging or tensioning wires, ropes, rods etc. They are designed for in-line rigging, tensioning or lashing.
Standard: Generally to ASTM F1145-92 formerly U.S. Federal Specification FF-T-791b.
Certification: A works certificate, proof load test certificate and/or EC Declaration of Conformity can be supplied upon request.
Material: Drop forged high tensile steel SAE 1035 or 1045.Marking: CE-markedTemperature range: -20°C up to +200°CFinish: Hot dip galvanized.Safety factor: 5:1
General: - Standard hot dip galvanized. - Factory supplied with lock nuts. - Proof load 2.5 x WLL. - Straight or in-line pull only. - Drop forged high tensile steel. - MBL equals 5x WLL.
General: - Generally to ASTM F 1145-92- Standard hot dip galvanized. - Factory supplied with lock nuts. - Proof load 2.5 x WLL. - Straight or in-line pull only. - Drop forged high tensile steel. - MBL equals or over 5x WLL
For tensioning of ropes, cables and the like. With eye in both ends.
Material: Mild steel.Marking: CE-markedFinish: Hot dipped galvanized.Note: End fittings of 6 and 8 mm rigging screws are electro-galvanized.Safety factor: 5:1
Closed body rigging screw with eye-jaw. Material: mild steelMarking: CE-markedFinish: hot dipped galvanizedNote: end fittings of 6 and 8 mm rigging screws are electro-galvanizedSafety factor: 5:1