The installation process of A325 fasteners is critical and involves a two-step method - tensioning and tightening. This process not only ensures proper seating of the bolt but also creates a preload, which counteracts the forces that will be applied during service. This preload, known as 'prestress,' is what gives these fasteners their exceptional load-bearing capacity This preload, known as 'prestress,' is what gives these fasteners their exceptional load-bearing capacity
It is quite common for a groove to develop at the sealing lip at some point due to long-term use. As a result, the new oil seal no longer fits and seals properly. It is not strictly necessary to replace or repair the entire shaft. Take a closer look at the dimensions first. It may be possible to fit with a slightly narrower or wider oil seal next to the groove. Alternatively, using the Speedi-Sleeve repair kit, repair the running surface under the seal.
Slacken the alternator or dynamo adjuster and pivot bolts, push the unit inwards and ease off the drive belt. Remove the belt completely.


Rubber materials, operational temperature ranges and their compatibility with fluids
For more information visit our Oil Seals page, download the brochure or contact us today.

There are three main different types of headlights. These car headlights types are Halogen, Xenon & LED headlights. Each work quite differently in the way they produce light and therefore produce different types of light on the road.

The range of uses of peroxydically cross-linked EPDM includes in hot water and steam seals. EPDM is also very resistant to ageing and ozone. Compared with the usual types of synthesis natural rubber it has good resistance to cold temperatures. EPDM is not resistant to aliphatic or aromatic hydrocarbons or mineral oil products. Resistance to chemicals, and also to oxidising agents, is very good. Temperature range from -50 °C to +140 °C depending on type.
Oil seals are widely used as sealing devices for machines.
JTEKT's oil seals are described in our catalog, Oil Seals & O-Rings.
However, the catalog uses a large number of technical terms and is very long, so many people seem to have trouble handling it.
Therefore, this series of columns will summarize the following in order:
• The structure, functions, and types of oil seals
• How to select the right oil seal
• Handling of seals, and causes and countermeasures for oil seal failure
IVEVO / VOLVO / SCANIA

u shaped rubber gasket. The U shape of the gasket creates a compression seal when it is installed, ensuring that no air or liquid can escape from the sealed area. This tight seal helps to prevent leaks, reduce energy loss, and protect sensitive equipment from environmental contaminants.
Figure 1: Types of sealing devices
