{"id":754,"date":"2026-09-03T02:51:02","date_gmt":"2026-09-03T02:51:02","guid":{"rendered":"https:\/\/steeringcylinder.top\/?post_type=product&p=754"},"modified":"2026-09-09T02:38:32","modified_gmt":"2026-09-09T02:38:32","slug":"truck-crane-outrigger-support-cylinder","status":"publish","type":"product","link":"https:\/\/steeringcylinder.top\/ja\/product\/truck-crane-outrigger-support-cylinder\/","title":{"rendered":"Truck Crane Outrigger Frame Support Cylinder \u2014 \u03a6140\u00d7640mm, 30MPa"},"content":{"rendered":"
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Heavy-Duty Hydraulic Solutions \u00b7 Made for UK Industry<\/p>\n

Truck Crane Outrigger Support Cylinder<\/h2>\n

Model HCYY11112023 \u00a0|\u00a0 \u03a6140\u00d7\u03a6120\u00d7640mm \u00a0|\u00a0 30 MPa Working Pressure<\/p>\n

Engineered for frame support in truck-mounted crane outrigger systems across construction, logistics and heavy haulage sectors in the United Kingdom.<\/p>\n<\/div>\n<\/div>\n

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\"CylinderWhen a truck crane deploys its outriggers on site, the stability of every lift depends on one thing: the hydraulic cylinder holding that frame to the ground. The Truck Crane Outrigger Support Cylinder \u2014 model HCYY11112023, bore \u03a6140 mm, rod \u03a6120 mm, stroke 640 mm \u2014 is engineered to deliver that reliability under sustained high-pressure conditions up to 30 MPa working pressure and a burst-rated maximum withstand of 40 MPa. Across construction sites in London, manufacturing yards in the Midlands, and port logistics operations across Liverpool and Felixstowe, this cylinder has become a go-to specification for crane OEMs and maintenance engineers who will not compromise on load stability or service life.<\/p>\n

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\ud83d\udce7 Get a Quote Now<\/a><\/div>\n<\/div>\n<\/div>\n

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Why UK Crane Operators Specify This Cylinder<\/h2>\n
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\ud83d\udcca<\/p>\n

30 MPa Rated Pressure<\/p>\n

Handles continuous high-load outrigger operations without pressure-relief incidents, maintaining safe crane posture during every lift cycle.<\/p>\n<\/div>\n

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\u2699<\/p>\n

40 MPa Burst Withstand<\/p>\n

Tested to 40 MPa maximum withstand pressure, giving a genuine safety margin above operating conditions \u2014 critical on busy UK job sites.<\/p>\n<\/div>\n

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\ud83d\udd27<\/p>\n

Compact 640mm Stroke<\/p>\n

A 640 mm trip with 983 mm installed length fits neatly into outrigger box structures, requiring no chassis modification on most common crane platforms.<\/p>\n<\/div>\n

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\ud83c\udfaf<\/p>\n

Precision-Honed Bore<\/p>\n

The \u03a6140 mm bore is precision-honed to Ra 0.4 \u03bcm, ensuring low seal wear and consistent performance even after thousands of extension cycles in demanding field conditions.<\/p>\n<\/div>\n

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\u26a1<\/p>\n

123 kg Managed Weight<\/p>\n

At 123 kg, the cylinder balances structural integrity with a weight that service teams can handle safely during on-site replacement, reducing downtime for crane operators.<\/p>\n<\/div>\n

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\ud83d\udcc4<\/p>\n

Custom Configuration Available<\/p>\n

Port dimensions, clevis ends, rod coatings and seal materials can all be tailored to fit non-standard crane platforms, ideal for UK special-purpose equipment builders.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Technical Specification<\/h2>\n

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\"Cylinder<\/div>\n

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\n\n\n\n\n\n\n
Cylinder for Frame Support<\/th>\n<\/tr>\n
Cylinder Model<\/th>\nSpecifications<\/th>\nWorking Pressure<\/th>\nMaximum Withstand Pressure<\/th>\nTrip<\/th>\nInstallation Distance<\/th>\nWeight<\/th>\n<\/tr>\n<\/thead>\n
HCYY11112023<\/td>\n\u03a6140\u00d7\u03a6120\u00d7640<\/td>\n30 MPa<\/td>\n40 MPa<\/td>\n640<\/td>\n983<\/td>\n123 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

All dimensions in mm unless stated otherwise. Data sourced from manufacturer product documentation.<\/p>\n<\/div>\n

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How It Works \u2014 Principle, Materials & Real-World Scenarios<\/h2>\n
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\u25b6 Operating Principle<\/p>\n

The outrigger support cylinder operates as a double-acting linear actuator. Hydraulic fluid is directed under pressure into the cap-end port, driving the \u03a6120 mm piston rod downward to extend the outrigger pad onto the ground surface. Pressure is maintained by pilot-operated check valves in the crane’s hydraulic circuit, locking the outrigger in position while the superstructure rotates and hoists loads. On retraction, fluid is routed to the rod-end port. The design delivers both extension force and retraction force fully under hydraulic control, providing predictable deployment behaviour on uneven terrain commonly encountered across British construction and infrastructure sites.<\/p>\n<\/div>\n

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\ud83d\udd27 Material Construction<\/p>\n

The cylinder barrel is fabricated from seamless cold-drawn steel tube, heat-treated for a minimum tensile strength of 600 MPa, then precision-honed to achieve a smooth internal surface finish. The piston rod is manufactured from high-strength alloy steel, centreless-ground and hard-chrome plated to a minimum 25 \u03bcm depth for corrosion resistance. Composite guide rings and polyurethane rod seals are selected for low-friction operation and compatibility with mineral hydraulic oil operating at temperatures from -20\u00b0C to +80\u00b0C, matching the climate demands of year-round outdoor use throughout England, Scotland and Wales.<\/p>\n<\/div>\n

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

This outrigger support cylinder suits a broad range of UK deployment contexts. In urban construction \u2014 tower block refurbishment, bridge deck replacement, or utilities trenching \u2014 it stabilises truck-mounted cranes working in confined site envelopes where a compact 640 mm stroke is a key requirement. In port and logistics environments, it supports mobile cranes handling containerised cargo at facilities including Tilbury, Southampton and Immingham. Industrial maintenance teams at chemical plant sites and steel works in the North of England and Wales also rely on this cylinder specification for planned maintenance lifts, where cylinder reliability directly affects production continuity. Rental fleet operators value its straightforward seal-kit maintenance programme.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Related Truck Crane Cylinder Products<\/h2>\n

The outrigger support function is only one part of a complete truck crane hydraulic system. Our product range addresses every cylinder position on the crane structure \u2014 from boom actuation through to stabiliser deployment.<\/p>\n

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\"Cylinder<\/div>\n
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Outrigger System<\/p>\n

Truck Crane Outrigger Rack Opening Cylinder \u2014 \u03a670\u00d71237mm, 20 MPa<\/a><\/p>\n

The rack extension cylinder that slides the outrigger beam horizontally out from the carrier chassis before the vertical support cylinder deploys to ground. Bore \u03a670 mm, stroke 1237 mm, rated at 20 MPa \u2014 a slender, long-stroke design that fits within narrow outrigger box sections.<\/p>\n<\/div>\n

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Luffing System<\/p>\n

Truck Crane Main Boom Luffing Cylinder \u2014 \u03a6280\u00d73507mm, 31.5 MPa<\/a><\/p>\n

The primary luffing actuator for the main boom, handling the full elevated load during pick-and-carry operations. Bore \u03a6280 mm, stroke 3507 mm, rated at 31.5 MPa \u2014 one of the most demanding cylinder positions on any all-terrain or rough-terrain crane platform.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Customer Success Stories<\/h2>\n

Real feedback from operators and procurement teams across British industry.<\/p>\n

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

“We operate twelve truck cranes across civil infrastructure contracts throughout the East Midlands. After having repeat seal failures on a previous supplier’s outrigger cylinders, we switched to the HCYY11112023 specification. Eighteen months in, we have had zero unplanned cylinder replacements. The 30 MPa rating gives us confidence on heavy concrete panel lifts where other cylinders were borderline. Lead times and documentation from the supplier were both excellent.”<\/p>\n

James Hollingworth \u2014 Fleet Engineering Manager<\/p>\n

Midlands Civil Plant Hire Ltd, Nottingham, UK<\/p>\n<\/div>\n

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

“We source replacement outrigger cylinders for our mobile crane rental fleet across Scotland and the North of England. This cylinder matched OEM dimensional references and arrived with full test certificates. The hard-chrome rod finish has held up extremely well in the wet conditions we work in throughout the Scottish Highlands and on coastal wind-farm construction projects. We have now standardised on this model across five crane types.”<\/p>\n

Fiona MacDonald \u2014 Procurement Director<\/p>\n

Northern Crane Solutions Ltd, Glasgow, UK<\/p>\n<\/div>\n

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

“As a port equipment maintenance contractor at Tilbury, downtime is measured in hours, not days. We needed a reliable outrigger cylinder that we could source with quick turnaround and proper technical data. The HCYY11112023 came with dimensional drawings, a pressure test certificate, and seal-kit part numbers. It went straight onto our gantry crane service truck without any rework. We have since placed a standing order for two units per quarter as buffer stock.”<\/p>\n

Ryan Okafor \u2014 Workshop Supervisor<\/p>\n

Thames Port Engineering Services, Tilbury, Essex, UK<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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

\"Truck<\/p>\n

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Our hydraulic cylinder manufacturing facility operates to ISO 9001 quality management standards with a vertically integrated production process \u2014 from raw steel tube through to fully assembled and pressure-tested cylinder units. CNC honing machines hold bore tolerances to H8 class across all cylinder diameters. Automated hard-chrome plating lines apply consistent coating thicknesses verified by eddy-current measurement on every rod.<\/p>\n

For UK crane OEMs, aftermarket suppliers and plant hire operators who need something beyond a standard catalogue part, our dedicated custom engineering team handles a full range of modifications. We can alter the bore diameter, rod diameter, stroke length, end connection geometry, cushioning specification, and port thread standard (BSP or metric) to match your existing crane circuit. Alternative seal compounds \u2014 including FKM Viton grades for use with fire-resistant HFD fluids \u2014 are available as a no-charge option on custom orders. Customers with multiple crane types in their fleet frequently ask us to consolidate around a single seal-kit specification to simplify their parts inventory, and this is something we actively design for.<\/p>\n

Get a Quote \u2014 Custom Configuration<\/a><\/div>\n<\/div>\n
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Customisable Parameters<\/p>\n

\u2713 \u00a0Bore diameter (\u03a650 \u2013 \u03a6320 mm)<\/p>\n

\u2713 \u00a0Stroke length (up to 6000 mm)<\/p>\n

\u2713 \u00a0End connection type (clevis, flange, trunnion)<\/p>\n

\u2713 \u00a0Port standard (BSP \/ NPT \/ metric)<\/p>\n

\u2713 \u00a0Cushioning (cap-end, rod-end or both)<\/p>\n

\u2713 \u00a0Seal material (PU \/ NBR \/ FKM Viton)<\/p>\n

\u2713 \u00a0Surface coating (hard chrome \/ nickel)<\/p>\n

\u2713 \u00a0Pressure rating up to 45 MPa<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Frequently Asked Questions<\/h2>\n

Common questions from UK crane operators, hire companies and procurement teams.<\/p>\n

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What is the price of a truck crane outrigger support cylinder that can handle 30 MPa working pressure for a UK construction fleet?<\/p>\n<\/div>\n

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Pricing depends on order volume, delivery location within the UK, and any custom specification requirements such as alternative seal materials or modified end connections. To receive an accurate quote for the HCYY11112023 outrigger support cylinder, please contact us at sales@steeringcylinder.top<\/a>. We typically respond to UK enquiries within one business day and can provide a landed cost including documentation for your procurement team.<\/p>\n<\/div>\n<\/div>\n

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How do I know if the HCYY11112023 outrigger cylinder will fit my specific truck crane model operating in the UK?<\/p>\n<\/div>\n

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The key dimensions to check are bore \u03a6140 mm, rod diameter \u03a6120 mm, stroke 640 mm, and installed length 983 mm. These align with a range of medium-duty truck-mounted crane platforms. If you can share your crane OEM part number or a drawing showing the cylinder envelope, we can confirm compatibility or identify any minor customisation required \u2014 this service is provided at no cost to UK customers.<\/p>\n<\/div>\n<\/div>\n

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Where can I find a reliable supplier of truck crane hydraulic outrigger cylinders who can ship to England, Scotland and Wales?<\/p>\n<\/div>\n

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We supply hydraulic cylinders to customers throughout the United Kingdom, including construction plant hire operators in England, quarry and mining maintenance teams in Wales, and offshore support equipment providers in Scotland. Shipments are DDP (Delivered Duty Paid) to your UK facility, and we work with established freight partners to provide reliable lead times. Contact sales@steeringcylinder.top<\/a> to discuss your delivery address and requirements.<\/p>\n<\/div>\n<\/div>\n

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What seal kit should I order when maintaining a hydraulic outrigger support cylinder rated at 30 MPa on a mobile crane working in wet UK weather conditions?<\/p>\n<\/div>\n

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For standard mineral oil systems, we recommend the polyurethane rod seal and NBR static O-ring kit, which performs reliably from -20\u00b0C to +80\u00b0C \u2014 more than adequate for UK seasonal temperature ranges. For cranes operating with HFD fire-resistant fluid (common in steelworks, foundries and certain port applications), an FKM Viton seal kit is the correct choice. We supply seal kits for the HCYY11112023 as a standard aftermarket item; please quote the cylinder model number when ordering.<\/p>\n<\/div>\n<\/div>\n

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How long does it typically take to get a custom-specification outrigger cylinder manufactured and delivered to a construction site in London or Birmingham?<\/p>\n<\/div>\n

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Standard catalogue cylinders like the HCYY11112023 are typically available from stock and can be shipped within 5\u201310 working days to a UK address. Custom-engineered variants \u2014 modified stroke, non-standard bore, or alternative end fittings \u2014 generally require 4\u20136 weeks from drawing approval to despatch. We recommend contacting our team early in your project programme to align production scheduling with your site mobilisation dates.<\/p>\n<\/div>\n<\/div>\n

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Which industries in the United Kingdom most commonly use \u03a6140mm bore outrigger support cylinders rated at 30 MPa for crane stabilisation?<\/p>\n<\/div>\n

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The \u03a6140\u00d7640 mm outrigger support cylinder at 30 MPa is particularly prevalent in UK construction, port and terminal handling, renewable energy installation (onshore wind and solar farm civil works), rail infrastructure maintenance, and industrial plant maintenance. Crane rental companies serving these sectors are the primary buyers, alongside OEM crane builders and specialist engineering contractors. In Scotland, the offshore energy support sector also represents a significant application area for this cylinder specification.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Ready to Source Outrigger Support Cylinders for Your UK Fleet?<\/h3>\n

Send us your specifications or OEM part reference. Our engineering team will confirm compatibility and provide a competitive quote with full technical documentation, normally within one business day.<\/p>\n

\ud83d\udce7 Request a Quote \u2014 sales@steeringcylinder.top<\/a><\/p>\n<\/div>\n

edit by gzl<\/p>","protected":false},"excerpt":{"rendered":"

Truck Crane Outrigger Support Cylinder HCYY11112023 \u2014 \u03a6140\u00d7640mm, 30 MPa. Precision-engineered frame support hydraulic cylinders supplied to UK construction, port and crane hire sectors. Request a quote today.<\/p>","protected":false},"featured_media":763,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[21],"product_tag":[],"class_list":["post-754","product","type-product","status-publish","has-post-thumbnail","product_cat-cylinder-series-for-truck-cranes","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/product\/754","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/comments?post=754"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/media\/763"}],"wp:attachment":[{"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/media?parent=754"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/product_brand?post=754"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/product_cat?post=754"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/steeringcylinder.top\/ja\/wp-json\/wp\/v2\/product_tag?post=754"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}