{"id":2350,"date":"2026-03-23T02:10:45","date_gmt":"2026-03-23T02:10:45","guid":{"rendered":"https:\/\/gear-type-coupling.top\/?post_type=product&p=2350"},"modified":"2026-03-25T05:15:02","modified_gmt":"2026-03-25T05:15:02","slug":"swp-f-long-big-flex-type-universal-joint-coupling","status":"publish","type":"product","link":"https:\/\/gear-type-coupling.top\/ro\/product\/swp-f-long-big-flex-type-universal-joint-coupling\/","title":{"rendered":"Cuplaj universal tip SWP-F lung Big Flex"},"content":{"rendered":"
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Industrial Drive Solutions \u2022 United Kingdom<\/p>\n

Cuplaj universal tip SWP-F lung Big Flex<\/h2>\n

Engineered for extreme angular misalignment up to 90\u00b0, the SWP-F series universal joint coupling delivers outstanding torque transmission, minimal vibration, and long service life across heavy industrial sectors throughout the UK and globally.<\/p>\n

\u2709 Get a Free Quote \u2192<\/a><\/p>\n<\/div>\n<\/div>\n

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SWP-F Series \u2014 Double Universal Joint, Long Flex Configuration<\/p>\n<\/div>\n

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Request Pricing
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What Is the SWP-F Universal Joint Coupling?<\/h2>\n

\"cuplaj The SWP-F long big flex type universal joint coupling is a precision-engineered double universal joint designed to handle substantial angular misalignment between input and output shafts. Unlike standard couplings, the SWP-F features an extended, flexible cross shaft that allows the connected equipment to operate comfortably at angles reaching up to 90 degrees. This level of flex tolerance makes it the preferred choice for industries where shaft alignment cannot always be guaranteed \u2014 from agricultural machinery operating on uneven terrain across British farmlands to heavy mining equipment deployed in Wales and Yorkshire.<\/p>\n

Manufactured from high-strength steel and precision-machined to extremely tight tolerances, this SWP-F coupling maintains consistent torque transmission even under fluctuating loads. The single-piece construction simplifies installation and ongoing maintenance, reducing downtime for production facilities across the UK. Two high-capacity bearings support the cross shaft, distributing mechanical stress evenly and significantly reducing wear over extended operating cycles.<\/p>\n

Whether you are sourcing replacement couplings for existing drive trains or specifying components for a new build, the SWP-F universal joint coupling offers a reliable, long-service solution backed by decades of engineering refinement. British plant engineers consistently choose this coupling family for its low noise output, predictable performance, and compatibility with a wide range of shaft diameters from 95 mm up to 385 mm.<\/p>\n<\/div>\n

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Core Engineering Advantages<\/h2>\n
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90\u00b0 Misalignment Tolerance<\/h3>\n

The double universal joint design accommodates extreme angular offset without sacrificing torque capacity or introducing harmful vibration into the drive train.<\/p>\n<\/div>\n

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High Nominal Torque Range<\/h3>\n

Torque capacity scales from 16 kN\u00b7m on the SWP160F all the way to 1,250 kN\u00b7m on the SWP640F, covering light through extremely heavy-duty industrial drive applications.<\/p>\n<\/div>\n

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Single-Piece Construction<\/h3>\n

The unified body design eliminates multiple joint interfaces, cutting installation time and providing a more predictable service interval for planned maintenance schedules.<\/p>\n<\/div>\n

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Dual-Bearing Cross Shaft Support<\/h3>\n

Two precision bearings cradle the cross shaft, distributing radial forces symmetrically and reducing localised wear that would otherwise shorten coupling service life.<\/p>\n<\/div>\n

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Low Noise & Low Vibration<\/h3>\n

Precision machining tolerances and carefully selected bearing grades keep operational noise well below typical industrial thresholds, meeting requirements for noise-sensitive plant environments.<\/p>\n<\/div>\n

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High Transmission Efficiency<\/h3>\n

The SWP-F universal joint coupling transfers the vast majority of input power directly to the output shaft with minimal internal losses, contributing to overall system energy efficiency.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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SWP-F Universal Coupling \u2014 Full Dimension & Performance Reference<\/h2>\n

All dimensional data listed below reflects standard catalogue specifications. Custom bore diameters, extended lengths, and special surface treatments are available on request for UK-based engineering projects.<\/p>\n

\"cuplaj<\/p>\n

\"cuplaj<\/div>\n

* Marking example: D=315 mm, L=1600 mm, F type \u2192 SWP315F \u00d7 1600. Contact us for the full 15-model range specification sheet.<\/p>\n<\/div>\n

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Materials, Working Principle & Operating Scenarios<\/h2>\n
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\ud83d\udd27 Material Composition<\/h3>\n

The body forgings are produced from alloy steel grades such as 42CrMo4, selected for their combination of high tensile strength (typically exceeding 900 MPa), toughness, and fatigue resistance. All bearing surfaces receive precision grinding and, where specified, case hardening to achieve a surface hardness in the 58\u201362 HRC range. Exposed external surfaces are treated with zinc phosphate primer followed by industrial epoxy paint to resist the humid, salt-laden atmosphere common in coastal UK industrial zones from Aberdeen to Portsmouth.<\/p>\n<\/div>\n

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\u2699 How It Works<\/h3>\n

The SWP-F universal joint coupling operates on the Cardan joint principle extended through a double-yoke configuration. Input torque enters the first yoke, passes through the cross-spider assembly, transfers into the intermediate elongated shaft section, then continues through a second cross-spider to the output yoke. This twin-joint geometry means angular velocity fluctuations generated at the first joint are largely cancelled by the second joint when both joint angles are equal, resulting in near-uniform output speed even at significant misalignment angles \u2014 a critical quality for precision process machinery.<\/p>\n<\/div>\n

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\ud83c\udfed Application Scenarios<\/h3>\n

In the UK agricultural sector, SWP-F couplings connect PTO-driven attachments on tractors operating over the uneven terrain of the Midlands and Scottish Highlands. In heavy construction, they link the hydraulic pump drives of crawler excavators where chassis flex creates continuous shaft misalignment. North Sea offshore supply vessels rely on these couplings to connect diesel engine outputs to deck winch gear boxes. Steel rolling mills and paper mills throughout England and Wales use larger SWP550F and SWP640F variants on primary drive lines handling sustained high-torque loads twenty-four hours a day.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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SWP-F Performance Characteristics at a Glance<\/h2>\n

\"Cuplare\"<\/p>\n<\/div>\n

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Customer Success Story<\/h2>\n

A verified case from one of our long-term UK industrial partners.<\/p>\n

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\ud83c\uddec\ud83c\udde7 United Kingdom \u2014 Coal Preparation Plant, County Durham<\/p>\n

Eliminating Unplanned Downtime in a Heavy-Duty Conveyor Drive System<\/h3>\n

A coal preparation and screening facility in County Durham was experiencing frequent coupling failures on its primary overland conveyor drive. The original couplings were being replaced every six to eight weeks due to a combination of lateral shaft misalignment caused by foundation settlement and the high shock torque generated during belt starts under load. Total replacement and labour costs were running at approximately \u00a318,000 per year.<\/p>\n

Following a site assessment and drive train analysis, the engineering team specified four units of SWP315F universal joint couplings as replacement components. The extended flex shaft length provided sufficient angular compensation to absorb the misalignment without requiring costly foundation realignment. The dual-bearing cross shaft design handled the repeated shock torque without fatigue. After eighteen months of continuous operation, zero coupling failures have been recorded. Annual maintenance cost for coupling inspection has dropped to under \u00a31,200.<\/p>\n

Result: 93% reduction in coupling-related maintenance spend. Zero unplanned shutdowns in 18 months of operation.<\/p>\n<\/div>\n

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“We fitted SWP285F units on our aggregate crusher drive six months ago. The noise drop alone was noticeable within the first week. We have not touched them since \u2014 exactly what we needed for our remote quarry site in the Peak District.”<\/p>\n

\u2014 James H., Plant Engineer<\/p>\n

Aggregates & Quarrying, Derbyshire, UK<\/p>\n<\/div>\n

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\u2605\u2605\u2605\u2605\u2605\u2605<\/p>\n

“The customised bore diameter on the SWP390F units arrived perfectly machined to our drawing. Lead time was three weeks, which is impressive for bespoke parts. Our paper mill in Lancashire has been running without a single drive fault for over a year.”<\/p>\n

\u2014 Sarah M., Maintenance Manager<\/p>\n

Pulp & Paper Manufacturing, Lancashire, UK<\/p>\n<\/div>\n

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\u2605\u2605\u2605\u2605\u2605\u2605<\/p>\n

“We operate a fleet of heavy self-propelled harvesters across the East Anglian flatlands. The SWP200F has held up through two full harvest seasons, including grain header changes with heavy crop loads. Very competitive price, good technical support.”<\/p>\n

\u2014 Richard T., Fleet Operations Director<\/p>\n

Arable Farming & Agricultural Contracting, Norfolk, UK<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Manufacturing Capability & Custom Engineering Services<\/h2>\n

Our production facility operates under a rigorous ISO 9001-certified quality management system and is equipped with CNC horizontal boring and milling centres capable of machining cross shaft assemblies up to 700 mm in diameter. Every SWP-F universal joint cuplare<\/a> passes through a three-stage inspection protocol: incoming raw material certification, in-process dimensional gauging, and final torque-capacity verification on a dedicated coupling test rig. This systematic approach ensures that every coupling despatched to our UK clients meets or exceeds published specification tolerances.<\/p>\n

Beyond the standard catalogue range, our engineering team provides a comprehensive custom coupling design service. British customers can specify non-standard bore diameters with keyways to DIN, BS, or custom profiles, extended or shortened overall lengths for unusual installation envelopes, special flange bolt circle diameters and bolt patterns to mate with existing equipment, high-corrosion surface treatments including hot-dip galvanising or Dacromet coating for offshore and marine use, and stainless steel material options for food-grade and pharmaceutical processing environments. Prototype lead times are typically 15\u201321 working days for most custom configurations.<\/p>\n

We maintain a UK-based technical liaison team that works directly with plant engineers, OEM procurement departments, and mechanical engineering consultancies to ensure custom SWP-F universal joint coupling specifications are correct before manufacture begins. This collaborative process has delivered zero dimensional non-conformances on custom orders in the past two years of recorded data. If your project requires something beyond the standard catalogue, we encourage you to reach out for a no-obligation design review.<\/p>\n

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Custom Options Available for UK Orders<\/h3>\n
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Non-standard bore diameter with keyway (DIN\/BS\/custom)<\/div>\n
Extended \/ shortened overall length<\/div>\n
Custom flange bolt circle & pattern<\/div>\n
Marine & offshore corrosion coating<\/div>\n
Stainless steel material grade<\/div>\n
OEM branding & packaging<\/div>\n<\/div>\n<\/div>\n

\u2709 Get a Custom Quote \u2192
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\u00centreb\u0103ri frecvente<\/h2>\n

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What is the price range of SWP-F universal joint couplings for UK industrial buyers, and how can I get a quote?<\/p>\n<\/div>\n

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Unit pricing for the SWP-F universal joint coupling series varies based on model size, bore specification, surface treatment, and order quantity. Smaller models such as the SWP160F are competitively priced for light industrial budgets, while large-bore models like the SWP640F are priced for heavy industrial procurement. To receive a precise quote tailored to your UK project requirements, please email sales@gear-type-coupling.top<\/a> with your model, required bore dimensions, quantity, and delivery location. Quotes are typically returned within one business day.<\/p>\n<\/div>\n<\/div>\n

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Which SWP-F coupling model should I select for a heavy-duty agricultural PTO drive application in the UK with frequent angular misalignment?<\/p>\n<\/div>\n

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For agricultural PTO applications, the correct SWP-F model depends on the rated PTO power output and shaft diameter. Light tractors up to 100 hp typically pair well with SWP200F, while high-horsepower combine harvesters and heavy-duty forage machinery often require SWP250F or SWP285F depending on the gear ratio and operating torque. Our engineering team can recommend the right model once you provide the input torque, shaft diameter, and maximum operating angle. Contact us to discuss your specific machinery application.<\/p>\n<\/div>\n<\/div>\n

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How long does delivery to the UK typically take when ordering SWP-F couplings, and do you ship to Scotland, Wales, and Northern Ireland?<\/p>\n<\/div>\n

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Standard catalogue models are usually available for despatch within 5\u201310 working days. Shipping by sea freight to UK ports (Felixstowe, Southampton, or Liverpool) typically adds 25\u201335 days from dispatch. Air freight options are available for urgent requirements, reducing transit to approximately 5\u20137 days. We serve all mainland UK regions including Scotland, Wales, and Northern Ireland, as well as offshore islands through standard forwarding agents. Please mention your delivery postcode when requesting a quote so we can include accurate freight costs.<\/p>\n<\/div>\n<\/div>\n

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Where can I find a reliable SWP-F universal joint coupling supplier who can also provide custom bore sizes for mining equipment in the UK?<\/p>\n<\/div>\n

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gear-type-coupling.top is an established international supplier of SWP-F universal joint couplings with specific experience serving the UK mining, quarrying, and heavy plant sectors. Our factory offers full custom bore machining, meaning we can produce any bore diameter with keyway geometry to your drawing in either metric or imperial units. We have supplied coupling solutions to mineral processing operations in South Wales and coal handling facilities in County Durham. Email us your technical drawing or dimensional requirements to start the process.<\/p>\n<\/div>\n<\/div>\n

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What is the maximum torque capacity of the SWP-F coupling range, and how does it compare to standard universal joints used in UK construction machinery?<\/p>\n<\/div>\n

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The top of the SWP-F range, the SWP640F, carries a nominal torque rating of 1,250 kN\u00b7m with a fatigue torque of 630 kN\u00b7m, making it one of the highest-capacity couplings in its class. By contrast, standard single-piece universal joints commonly found on medium construction equipment typically cap out between 50 and 200 kN\u00b7m. For large excavators, road milling machines, and heavy tunnelling equipment operating on UK infrastructure projects, the SWP-F series provides a meaningful torque headroom that prevents coupling failure under peak demand loads.<\/p>\n<\/div>\n<\/div>\n

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How do I correctly install and maintain the SWP-F long big flex type universal joint coupling to maximise its service life in a paper mill environment?<\/p>\n<\/div>\n

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Installation begins with verifying that the shaft diameters match the specified D2 bore tolerance (H7) and that keyways are machined to the correct B\u00d7h dimension listed in the selection table. The coupling should be pressed or thermally expanded onto the shaft to avoid damaging the bore surface. During initial commissioning, the operating angle should be measured with a digital inclinometer to confirm it is within the specified \u03b2 limit. For continuous-duty paper mill drives, we recommend greasing the cross-spider bearing assemblies every 500 hours of operation using EP2-grade lithium grease, and performing a visual inspection of the cross shaft for scoring or fretting corrosion every 2,000 hours. Full replacement intervals depend on load duty cycle but typically exceed 30,000 hours in correctly specified installations.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Ready to Source SWP-F Universal Joint Couplings for Your UK Project?<\/h2>\n

Our engineers are available to advise on model selection, custom dimensions, and pricing. Response guaranteed within one business day.<\/p>\n

\u2709 Contact sales@gear-type-coupling.top
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gear-type-coupling.top \u2014 Industrial Coupling Solutions \u2022 edit by gzl<\/p>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

Cuplaj universal cu articula\u021bie dubl\u0103 SWP-G. Pachet de discuri din o\u021bel forjat 42CrMo4 \u0219i o\u021bel cu arc. Axial compact, nealiniere de \u00b15\u00b0, amortizare a \u0219ocurilor torsionale. Standard pentru industria grea din Marea Britanie.<\/p>","protected":false},"featured_media":2532,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[5933],"product_tag":[],"class_list":{"0":"post-2350","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-coupling","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/product\/2350","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/comments?post=2350"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/media\/2532"}],"wp:attachment":[{"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/media?parent=2350"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/product_brand?post=2350"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/product_cat?post=2350"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/gear-type-coupling.top\/ro\/wp-json\/wp\/v2\/product_tag?post=2350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}