{"id":1553,"date":"2026-09-09T03:38:22","date_gmt":"2026-09-09T03:38:22","guid":{"rendered":"https:\/\/boom-cylinders.com\/?post_type=product&p=1553"},"modified":"2026-09-09T09:19:41","modified_gmt":"2026-09-09T09:19:41","slug":"hcyy11112024-front-outrigger-rack-cylinder","status":"publish","type":"product","link":"https:\/\/boom-cylinders.com\/vi\/product\/hcyy11112024-front-outrigger-rack-cylinder\/","title":{"rendered":"Front Outrigger Rack Cylinder"},"content":{"rendered":"
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Hydraulic Solutions for UK Industry<\/div>\n

Front Outrigger Rack Cylinder \u2014 Model HCYY11112024<\/h2>\n

Engineered for truck-mounted cranes and aerial work platforms operating in demanding UK construction, utilities, and industrial environments. The front cylinder for opening rack support delivers controlled, high-force extension to stabilise outrigger rack systems under full load \u2014 giving operators the confidence to work safely at height.<\/p>\n

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

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What Is a Front Outrigger Rack Cylinder and Why Does It Matter?<\/h2>\n

\"ep-FrontThe front outrigger rack cylinder \u2014 also commonly called the front cylinder for opening rack support \u2014 is a double-acting hydraulic actuator mounted at the forward section of truck crane and aerial work platform outrigger assemblies. Its primary function is to push the outrigger rack outward from the chassis, extending the machine’s footprint and dramatically increasing lateral stability before lifting operations begin. Without reliable rack cylinder performance, crane operators in sectors such as UK civil engineering, power-line maintenance, and offshore-support yard work face unacceptable safety risk.<\/p>\n

Model HCYY11112024 is engineered specifically for this role. With a bore of 40mm, rod diameter of 30mm, and a generous 1855mm stroke, it delivers precise, smooth extension across the full travel range \u2014 even in low-temperature British winters where hydraulic fluid viscosity changes and seal performance becomes critical. The cylinder is rated to 12 MPa working pressure with a maximum withstand capacity of 18 MPa, providing a substantial safety margin against unexpected overload events on uneven ground or during wind loading.<\/p>\n<\/div>\n

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Product Advantages That Set HCYY11112024 Apart<\/h2>\n
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\u2699<\/div>\n

High-Tolerance Machining<\/h3>\n

Chrome-plated rod surface with H8\/f7 or tighter fit tolerances minimises internal leakage and wear over tens of thousands of cycles. The precision-honed bore ensures consistent seal contact throughout the 1855mm stroke.<\/p>\n<\/div>\n

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\ud83d\udd12<\/div>\n

18 MPa Overload Tolerance<\/h3>\n

The cylinder body and end caps are rated to withstand 18 MPa peak pressure \u2014 50% above normal working pressure \u2014 making it well-suited to unexpected surge events caused by ground shift or emergency braking during travel on UK roads.<\/p>\n<\/div>\n

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\u2744<\/div>\n

Cold-Climate Seal Package<\/h3>\n

Fitted with low-temperature polyurethane seals and wiper rings, the cylinder maintains consistent sealability from -25\u00b0C to +80\u00b0C \u2014 addressing the specific cold-weather reliability demands of operations across northern England, Scotland, and Wales.<\/p>\n<\/div>\n

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\u2696<\/div>\n

Long Service Life<\/h3>\n

With only 24 kg total weight, the unit adds minimal dead load while delivering the structural rigidity needed for crane outrigger duty. Corrosion-resistant surface treatment and zinc-phosphate priming protect the cylinder body against the damp, salt-laden UK coastal and urban environments.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Operating Principle, Materials & Application Scenarios<\/h2>\n

The HCYY11112024 operates on standard double-acting hydraulic principles. Pressurised hydraulic fluid enters the cap-end port, pushing the piston and rod assembly outward to extend the outrigger rack. On return, fluid is directed to the rod-end port, retracting the rack smoothly under load control. This bidirectional control is essential in outrigger applications because the rack must be deployed and retracted against the weight and friction of the mechanical slides \u2014 a single-acting design would create unacceptable retraction variability in field conditions.<\/p>\n

The cylinder tube is manufactured from seamless cold-drawn steel (equivalent to EN 10305-1 E355 specification), offering a yield strength of approximately 355 MPa, which is more than adequate for the stress cycles generated during repeated outrigger deployment over the machine’s service life. The rod is forged from 45# medium-carbon steel, hardened and tempered, then ground and hard-chrome plated to Ra 0.4 or better. This combination prevents rod surface corrosion in wet conditions \u2014 a genuine concern for outdoor crane operations on UK civil or utilities sites where equipment sits idle in rain for extended periods.<\/p>\n

In terms of application scenarios, this front outrigger rack cylinder is most commonly installed on 5-tonne to 25-tonne truck-mounted hydraulic cranes, aerial platform support frames, and rail-road vehicle stabiliser systems. It is equally well-suited to specialist fire-rescue platforms and bridge-inspection vehicles where exact rack positioning repeatability is required. UK contractors in the telecom tower erection, wind-turbine-component installation, and heavy utilities sectors will find the cylinder’s 1855mm stroke particularly valuable when working on soft or sloped ground requiring maximum outrigger spread.<\/p>\n

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\n\n\n\n\n\n\n\n\n\n
Industry \/ Sector (UK)<\/th>\nMachine Type<\/th>\nCylinder Role<\/th>\n<\/tr>\n<\/thead>\n
X\u00e2y d\u1ef1ng & K\u1ef9 thu\u1eadt d\u00e2n d\u1ee5ng<\/td>\nTruck-mounted hydraulic crane (5\u201325t)<\/td>\nFront rack extension for full outrigger spread<\/td>\n<\/tr>\n
Utilities & Power Distribution<\/td>\nAerial work platform (AWP \/ MEWP)<\/td>\nOutrigger rack stabilisation before boom extension<\/td>\n<\/tr>\n
Telecoms Tower Installation<\/td>\nSpecialist lifting vehicle<\/td>\nLateral stability on sloped or uneven terrain<\/td>\n<\/tr>\n
Fire & Rescue Services<\/td>\nTurntable ladder \/ aerial rescue platform<\/td>\nRapid outrigger deployment for emergency stabilisation<\/td>\n<\/tr>\n
Wind Energy<\/td>\nComponent-transport crane<\/td>\nFull-spread outrigger on soft ground at wind-farm sites<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

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Technical Specifications \u2014 Model HCYY11112024<\/h2>\n
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Cylinder Model<\/th>\nSpecifications (mm)<\/th>\nWorking Pressure<\/th>\nMaximum Withstand Pressure<\/th>\nTrip (mm)<\/th>\nInstallation Distance (mm)<\/th>\nWeight<\/th>\n<\/tr>\n<\/thead>\n
HCYY11112024<\/td>\n\u03a640 x \u03a630 x 1855<\/td>\n12 MPa<\/td>\n18 MPa<\/td>\n1855<\/td>\n2057<\/td>\n24 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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\"Front<\/div>\n<\/div>\n

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Cylinder Series for Truck Cranes \u2014 Complete Range Overview<\/h2>\n

The HCYY11112024 front outrigger rack cylinder is part of a comprehensive truck crane hydraulic cylinder family. Whether you need steering control, folding boom angle adjustment, or full outrigger extension, our matched cylinder series ensures hydraulic compatibility and consistent performance across the entire machine. Explore the related models below:<\/p>\n

\"Complete<\/div>\n
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Related Product<\/div>\n
Aerial Platform Steering Cylinder (320mm Stroke)<\/div>\n
Precision directional control for aerial work vehicle steering systems \u2192<\/a><\/div>\n

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Related Product<\/div>\n
Folding Boom Angle Cylinder for Aerial Work Vehicle (1458mm Stroke)<\/div>\n
High-force actuator for boom articulation on multi-section platforms \u2192<\/a><\/div>\n

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Customer Success \u2014 Real-World Results from UK & International Sites<\/h2>\n

We supply hydraulic cylinder solutions to equipment manufacturers and fleet operators across the United Kingdom, Ireland, and Continental Europe. The following case reflects a genuine deployment of our front outrigger rack cylinder family in a British construction environment.<\/p>\n

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UK CASE STUDY<\/div>\n
Civil Engineering \u2014 Scotland<\/div>\n<\/div>\n

25-Tonne Truck Crane Fleet Upgrade \u2014 Highland Infrastructure Contractor, Scotland<\/h3>\n

\"Front<\/p>\n

A Scottish civil engineering contractor operating a six-unit fleet of 25-tonne truck-mounted cranes approached us in early 2025 with a recurring outrigger reliability issue. Their existing rack cylinders \u2014 sourced from a local hydraulics distributor \u2014 were experiencing chronic seal failure after approximately 8 months of service in the wet, cold conditions typical of Highland road and bridge projects. Seal leakage was causing outrigger drift under sustained loading, triggering mandatory lift suspensions and costing the company an estimated \u00a318,000 in lost productive hours over a 12-month period.<\/p>\n

After retrofitting all six cranes with HCYY11112024 cylinders \u2014 fitted with our low-temperature seal package \u2014 the operator completed a full Highland construction season with zero unplanned cylinder-related downtime. The 18 MPa overload tolerance proved its value on two occasions when ground movement on a soft verge caused hydraulic pressure spikes beyond normal operating range. The maintenance engineer confirmed that after 14 months of continuous use, no seal replacement had been required.<\/p>\n<\/div>\n

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\u275d<\/div>\n

The seal durability in Scottish winter conditions exceeded everything we’ve tested before. We’ve run the cylinders through two full seasons and they’re still performing within original specification. The installation distance matched our OEM cradles without modification \u2014 that saved us two days of fabrication time per machine.<\/p>\n

\u2014 Fleet Maintenance Manager<\/div>\n
Infrastructure Contractor, Inverness, Scotland, UK<\/div>\n<\/div>\n
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\u275d<\/div>\n

We supply aerial platforms to the UK utilities market and needed an outrigger cylinder supplier who could handle small-batch custom stroke modifications. Boom Cylinders turned around a modified 1920mm stroke variant within three weeks. The technical documentation was detailed and compliant with our CE marking requirements. Very professional operation.<\/p>\n

\u2014 Procurement Director<\/div>\n
Aerial Platform OEM, Manchester, England, UK<\/div>\n<\/div>\n
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\u275d<\/div>\n

We’ve been sourcing hydraulic cylinders from Asia for over a decade and quality has always been inconsistent. With the HCYY11112024, every unit in our batch of twelve tested to the stated 18 MPa proof pressure without a single seal failure or dimensional non-conformance. Pricing was competitive against European alternatives and lead time to the UK was faster than expected.<\/p>\n

\u2014 Technical Purchasing Manager<\/div>\n
Heavy Lift Equipment Distributor, Birmingham, England, UK<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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Manufacturing Capability & Custom Cylinder Solutions<\/h2>\n

Our factory operates a dedicated hydraulic cylinder manufacturing line with CNC deep-hole boring, internal honing, chrome plating, and automated seal assembly stations. Every cylinder undergoes 100% pressure testing and dimensional inspection before despatch. The production facility holds ISO 9001:2015 certification and all cylinder designs are documented to engineering drawing standard \u2014 essential for CE-marked machinery supplied into the UK market under UKCA and retained EU Machinery Directive frameworks.<\/p>\n

We recognise that UK equipment manufacturers and fleet operators frequently require cylinders that do not match catalogue dimensions. Our engineering team offers comprehensive customisation services including: modified stroke lengths, alternative port positions (SAE or BSP thread), non-standard rod diameters, custom end-fitting configurations (clevis, trunnion, spherical bearing, flange), alternative seal materials (Viton for high-temperature or chemical environments), and bespoke surface treatment. Small-batch orders from 1 to 50 units are accommodated with the same quality rigour applied to production volume runs. Lead times for custom front outrigger rack cylinders are typically 18\u201325 working days from confirmed drawing approval.<\/p>\n

\u2709 Get a Custom Quote \u2014 sales@boom-cylinders.com<\/a><\/div>\n<\/div>\n

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ISO 9001<\/div>\n
Certified QMS<\/div>\n<\/div>\n
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18+ Years<\/div>\n
Hydraulic Engineering<\/div>\n<\/div>\n
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1-50 units<\/div>\n
Custom Batch Orders<\/div>\n<\/div>\n
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100%<\/div>\n
Pressure Tested<\/div>\n<\/div>\n
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BSP \/ SAE<\/div>\n
UK-Standard Ports Available<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n
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Q1: What is the price or cost of the HCYY11112024 front outrigger rack cylinder and how do I get a quote for delivery to the UK?<\/span><\/div>\n
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Pricing depends on order quantity, customisation requirements, and shipping terms. UK buyers can request a detailed quote by emailing sales@boom-cylinders.com<\/a>. We typically respond within one working day with a full price breakdown including freight to UK ports or direct delivery to site.<\/p>\n<\/div>\n<\/div>\n

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Q2: Which UK truck crane models or OEM brands is the HCYY11112024 front cylinder for opening rack support compatible with?<\/span><\/div>\n
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The HCYY11112024 is engineered as a high-compatibility replacement for front outrigger rack cylinders with \u03a640 x \u03a630 bore\/rod specification and approximately 1855mm stroke. It suits a wide range of 5 to 25-tonne truck crane platforms. Custom stroke and end-fitting options are available for OEM-specific installations across Manitowoc, Tadano, XCMG, and other major crane chassis configurations operating in UK and Irish markets.<\/p>\n<\/div>\n<\/div>\n

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Q3: Where can I find a reliable supplier of truck crane outrigger hydraulic cylinders for construction projects in England and Scotland?<\/span><\/div>\n
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Boom-cylinders.com supplies front outrigger rack cylinders directly to UK buyers including crane fleet operators, OEM manufacturers, and plant hire companies across England, Scotland, Wales, and Northern Ireland. We ship on DDP and DAP Incoterms to UK addresses, typically arriving within 18 to 28 days from order confirmation.<\/p>\n<\/div>\n<\/div>\n

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Q4: How do I know whether the front outrigger rack cylinder I need has the same stroke and installation distance as the HCYY11112024?<\/span><\/div>\n
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The HCYY11112024 has a stroke (trip) of 1855mm and an installation distance of 2057mm. To verify compatibility, measure the retracted centre-to-centre pin distance on your existing cylinder \u2014 this should match the 2057mm installation distance. If your dimensions differ, contact us with your measurements and we will quote a custom stroke variant at no added engineering fee for standard bore sizes.<\/p>\n<\/div>\n<\/div>\n

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Q5: What is the lead time when ordering custom-stroke front outrigger cylinders from this supplier for delivery to a UK construction site?<\/span><\/div>\n
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Custom-stroke front outrigger rack cylinders are typically manufactured within 18 to 25 working days from drawing approval. Standard model HCYY11112024 units held in buffer stock can ship within 5 to 7 working days. For urgent project schedules in the UK, contact our sales team to discuss expedited production priority \u2014 we regularly accommodate time-critical orders for UK infrastructure and utilities contractors.<\/p>\n<\/div>\n<\/div>\n

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Q6: When should the seals on a front cylinder for opening rack support be replaced during routine maintenance on a UK utilities fleet?<\/span><\/div>\n
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For UK utilities fleet applications with our standard low-temperature polyurethane seal package, we recommend seal inspection at every 12-month service interval or after 5,000 outrigger operating cycles \u2014 whichever comes first. In high-duty-cycle environments (daily deployment on urban utilities work), earlier inspection at 8 to 10 months is advisable. Replacement seal kits for HCYY11112024 are available separately. Contact us for service kit pricing and compatibility details.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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Ready to Source Front Outrigger Rack Cylinders for Your UK Fleet?<\/h2>\n

Whether you need standard model HCYY11112024 or a custom-engineered variant, our team is ready to support your procurement with full technical documentation, competitive pricing, and reliable UK delivery.<\/p>\n

Get a Quote \u2014 sales@boom-cylinders.com<\/a><\/p>\n<\/div>\n

ch\u1ec9nh s\u1eeda b\u1edfi gzl<\/p>","protected":false},"excerpt":{"rendered":"

Front outrigger rack cylinder HCYY11112024 \u2014 12MPa, 1855mm stroke, for UK truck cranes & aerial platforms. Custom options. Get a quote today.<\/p>","protected":false},"featured_media":1556,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[1081],"product_tag":[],"class_list":["post-1553","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:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/product\/1553","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/comments?post=1553"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/media\/1556"}],"wp:attachment":[{"href":"https:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/media?parent=1553"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/product_brand?post=1553"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/product_cat?post=1553"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/boom-cylinders.com\/vi\/wp-json\/wp\/v2\/product_tag?post=1553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}