{"id":1358,"date":"2026-09-08T02:21:39","date_gmt":"2026-09-08T02:21:39","guid":{"rendered":"https:\/\/boom-cylinders.com\/?post_type=product&p=1358"},"modified":"2026-09-08T03:33:05","modified_gmt":"2026-09-08T03:33:05","slug":"main-boom-angle-cylinder-hcyy11112005","status":"publish","type":"product","link":"https:\/\/boom-cylinders.com\/nl\/product\/main-boom-angle-cylinder-hcyy11112005\/","title":{"rendered":"Aerial Platform Main Boom Angle Cylinder (506mm Stroke)"},"content":{"rendered":"
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Aerial Work Platform \u00b7 Hydraulic Cylinders \u00b7 UK Supply<\/p>\n

Aerial Platform Main Boom Angle Cylinder \u2014 506mm Stroke<\/h2>\n

Engineered for demanding heights. The HCYY11112005 main boom angle cylinder delivers precision lift control in aerial work platforms, scissor lifts, and telescopic boom vehicles operating across the UK’s construction, utilities, and industrial maintenance sectors.<\/p>\n

\ud83d\udce7 Get a Quote \u2014 sales@boom-cylinders.com<\/a><\/p>\n<\/div>\n<\/div>\n

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What Is a Main Boom Angle Cylinder \u2014 and Why Does Stroke Length Matter?<\/h2>\n

\"Aerial<\/p>\n

The main boom angle cylinder is the hydraulic actuator responsible for raising and lowering the primary boom arm of an aerial work platform (AWP), cherry picker, or telescoping boom lift. Without precise angle control delivered by a well-engineered boom cylinder, operators cannot position a work basket reliably at height \u2014 an unacceptable risk on UK construction sites, wind-farm maintenance gantries, and building-fa\u00e7ade access projects. The 506mm stroke of the HCYY11112005 positions it squarely in mid-range boom-lift geometry, covering the elevation arc required by vehicle classes used most widely across Britain’s infrastructure and facilities-management sectors.<\/p>\n

Unlike generic tie-rod cylinders, an aerial platform main boom angle cylinder must sustain continuous cyclic loading \u2014 boom up, boom down, platform repositioning \u2014 throughout a working shift that may exceed ten hours. The cylinder body, rod seal assembly, and clevis pin interfaces are all sized to handle not just peak hydraulic pressure but the torsional side-loads that arise when an elevated basket carries an asymmetric load or encounters wind. Getting these proportions right is where experience becomes the decisive factor.<\/p>\n

With 18+ years designing and manufacturing hydraulic cylinders for aerial equipment OEMs, our engineering team understands the exact service conditions these components face in British working environments \u2014 from coastal humidity in Aberdeen to the dense urban scaffold-free zones of central London. The HCYY11112005 reflects that accumulated knowledge in every machined surface and seal specification.<\/p>\n<\/div>\n

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Why This Cylinder Outperforms on UK Job Sites<\/h2>\n
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Verified 21 MPa Working Pressure<\/h3>\n

Rated at 21 MPa working pressure with a 26.5 MPa burst threshold, this cylinder handles the full output of modern AWP hydraulic power units without approaching its safety margin \u2014 critical for platforms subject to sudden load shifts.<\/p>\n<\/div>\n

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Precision-Ground Bore (\u03a655mm) & Rod (\u03a650mm)<\/h3>\n

The bore-to-rod ratio is deliberately calibrated to limit internal velocity differentials that cause premature seal wear, a common failure mode in rental-fleet cylinders that are cycled heavily by multiple operators every week.<\/p>\n<\/div>\n

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Compact Installation at 1259.7mm CTC<\/h3>\n

The centre-to-centre installation distance of 1259.7mm fits within the structural envelope of the most common mid-range boom lift chassis widths used in the UK, avoiding the need for platform re-engineering or custom mounting brackets.<\/p>\n<\/div>\n

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Weight-Optimised at 32 kg<\/h3>\n

At 32 kg, the HCYY11112005 hits the sweet spot between structural robustness and unsprung mass. Lower cylinder weight translates directly into reduced chassis fatigue and extended structural life \u2014 a meaningful cost factor for fleet owners managing 20+ platforms.<\/p>\n<\/div>\n

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UK-Compatible Documentation<\/h3>\n

Every unit ships with full technical data sheets in English, dimensional drawings in SI units, and material certification on request \u2014 simplifying compliance with PSSR 2000 and LOLER requirements for UK lift operators and inspection bodies.<\/p>\n<\/div>\n

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Custom Seal & Port Options Available<\/h3>\n

Our factory team handles non-standard seal compounds, port thread conversions (BSP \/ SAE), and surface treatment upgrades including hard chrome or ceramic coating \u2014 all executed against a documented engineering change order with dimension verification before despatch.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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Technical Specifications<\/h2>\n

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\"Main<\/div>\n

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Main Boom Angle Cylinder<\/th>\n<\/tr>\n
Cylinder Model<\/th>\nSpecificaties<\/th>\nWorking Pressure<\/th>\nMaximum Withstand Pressure<\/th>\nTrip (mm)<\/th>\nInstallation Distance (mm)<\/th>\nWeight<\/th>\n<\/tr>\n<\/thead>\n
HCYY11112005<\/td>\n\u03a655 \u00d7 \u03a650 \u00d7 506<\/td>\n21 MPa<\/td>\n26.5 MPa<\/td>\n506<\/td>\n1259.7<\/td>\n32 kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

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How the Cylinder Works \u2014 Principle, Materials, and Operating Scenarios<\/h2>\n
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Operating Principle<\/h3>\n

The main boom angle cylinder operates as a double-acting hydraulic actuator. Pressurised hydraulic fluid enters the cap-end port to extend the rod, lifting the boom arm through its angular range. Flow reversal directs fluid into the rod-end port for retraction, lowering the boom. A pilot-operated check valve (fitted at the platform level) locks the cylinder in position whenever the control valve is in neutral, preventing drift that could destabilise an elevated work basket. Smooth, proportional flow control at the valve determines how gently the boom can be feathered into position \u2014 a detail that operators on precision maintenance tasks, such as highway lighting column work or overhead railway electrification in the UK, value highly.<\/p>\n<\/div>\n

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Materials & Construction<\/h3>\n

The cylinder barrel is machined from seamless cold-drawn steel tube, honed internally to Ra 0.4 or better. The piston rod is turned and ground from 45# steel, then hard-chrome plated to a minimum of 25 microns for corrosion resistance in British outdoor working conditions \u2014 particularly relevant in coastal and estuary environments. End caps are ductile iron or steel, threaded and retained with full-thread engagement. Seals are polyurethane-based dynamic elements with PTFE wear rings, selected for low-temperature performance down to -20\u00b0C so that cylinder response remains predictable during early-morning winter start-up on UK construction sites.<\/p>\n<\/div>\n

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Typical Application Scenarios<\/h3>\n