Nord-Lock Group About Expander System The Solution Bolt Fastener with Recessed Washer

Axle variant Internal thread
Fastener
Side 1/Side 2		 Hex head bolt /
Hex head bolt
Obstacles outside lugs
Side 1/Side 2		 Moving obstacle /
No obstacle
Greasing of pivot External or Internal greasing
Standard pin Φ-range Φ 38 mm - (160) mm
Pin length < 2000 mm
Special Upon request

 

>> Installation instructions

Customer success stories

Bolted A Pin Upgrade for Kafril Group’s Hitachi Demolition Excavator (‘Beast of the East’) See how Kafril Group upgraded their Hitachi Demolition Excavator with Expander System pivot pins to minimize wear and stay competitive. Read more
Bolted Why Heavy-Duty Vehicles Choose Expander System Pivot Pins Discover the financial benefits of reduced maintenance and repairs, and read a case study of Offroad Leichtbau Manufaktur's use of Expander System in extreme off-road conditions Read more
Customer Cases Quadrupled machine life and thousands of dollars saved The Yanacocha Mine in Northern Peru is one of the largest gold mines in the world. As in any industry, downtime means lost productivity and – as a result – lost money. Keeping the operations running is always of the utmost importance. Read more
Customer Cases Safe and Effective Wind Turbine Maintenance Nearly two years ago, US company All Energy Management (AEM) began developing retrofits and training companies that service a fleet of 1,000 wind turbines in the UK, the US, Canada and Italy. Read more
Customer Cases Steering pins replaced fast The challenge A mining company in Canada needed a better solution for replacing the steering pins on its fleet of one hundred Komatsu trucks. With the traditional method, replacing the pins took aro... Read more
Customer Cases Reducing lug wear once and for all Earthworks contractor, Blackwell, supplies all the mining equipment at House of Water, one of the last remaining surface coal mines in the UK. Read more
Customer Cases Expander System Keeps Municipal Projects on Track A simple solution using the Expander System fixed a costly and time-consuming problem. Read more
Customer Cases An innovative solution for a special bridge 140 meters in length, 45 meters wide and 3,400 metric tons heavy. And gold coloured. The new bridge in Stockholm is definitely set to be a new landmark in Sweden’s capital city. Read more
Customer Cases Expander System pivot pins perfect for complex bridge design Custom Expander axles secure critical pivot joints, giving precision and reliability to raise/lower the Hisings Bridge in Sweden for ships to pass underneath. Read more
Customer Cases Secure machinery for the toughest forestry harvesting Find out how this global supplier of forestry grapple harvesters builds robust and flexible machinery that will survive even the toughest of forest harvesting. Read more
Customer Cases Creating big opportunities for Expander System distributor Viggo Bendz has started supplying Stena Recycling with the Expander System for their grab machines - a potentially lucrative development for a small independent operator. Read more
Customer Cases No downtime with innovative Expander System pivot pins Rambooms Oy is a global supplier of breaker boom systems to crusher manufacturers and mines. Based in Finland, its products are used to break oversized rocks. Read more
Customer Cases Expander System saves a day of work Gamleby Forest is a logging company with a number of harvesters in their fleet. Read more
Customer Cases New Horizons With the Expander System Boskalis has chosen Expander System as their supplier of pivot pins for one of their biggest dredgers – backhoe dredger Baldur. Read more
Customer Cases Expander System passes 50 000h of testing with flying colors The Expander System was field tested in the steering cylinder position on Volvo BM 4300 wheel loaders through four machine lives in Sweden over a period of six years. Read more
Customer Cases Full trust in Expander from the first installation Swedish company Maskinia is a general agent for some of the world’s leading machine manufacturers. Read more

THE PERFECT PIVOT PIN FOR ANY APPLICATION

Expander System Expander System - Bolt Fastener with Washer Applications with no obstacles and pivot joint diameters > 38 mm Read more
Expander System Expander System - Nut and Washer Applications with no obstacles around the pivot joint Read more
Expander System Expander System - Through Bolt Design Applications with space constraints on one side Read more
Expander System Expander System - Flat Head Fastener Applications with moving obstacles and a narrow lug width Read more
Expander System Expander System - Bolt Fastener with Recessed Washer Applications with moving obstacles and a large lug width Read more
Expander System Expander System - Multi-Bolt Arrangement Heavy-duty applications and large diameters Read more
Expander System Expander System - Stepped Pin With axial locking for hitch pin applications Read more
Expander System Expander System - Offshore Pin Offshore applications; DNV 2:22/ OS e-101 and AP 8C/ISO 13535 norms Read more

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