Can i share a hans device. These devices reduce the likelihood of head andor neck injuries including the often fatal basilar skull fracture in the event of a crash.
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How long is a hans device good for. Hans devices need almost no maintenance but should be kept clean and dry. Replace every 5 years after major impacts or sooner if wear is observed. Snells five year rule for helmets is only a guideline but it is one we think users should consider when reviewing the integrity of a hans device. Use this chart to determine which hans device best fits you due to differences in torso and muscle shapes it is difficult to predict exact fitments for specific neck sizes you may find that several hans devices fit your body choose the most comfortable one all hans devices work exactly the same no matter which size you choose. The device weighs approximately 15 pounds 068 kg. There are two main styles of hans devices.
The pro series made from hand laid high modulous carbon fiber weighs approximately 1 pound. They are also exposed to similar environments. The devices come with angles ranging from 10 40 degrees the former being more suited to gts with upright seats and the later to a more reclined position such as in a single seater. Yes provided that you are of similar physical size and shape to your partner chances are good that you can share a hans device. The pro series and the sport series. There is speculation that fia will establish a time limit at one point but for now these units do not expire under fia rule.
The primary difference between the pro series and the sport series is the weight. The fia homologation has yet to receive an expiry period. Two flexible tethers on the collar are attached to the helmet to prevent the head from snapping forward or to the side during a wreck. However you will need to have your hans device recertified every five years to maintain sfi 381 approval. Snell recommends replacing competition helmets every five years. The hans device is a semi hard collar made of carbon fiber and kevlar and it is held onto the upper body by a harness worn by the driver.
Both of you will need to have hans anchors installed on your helmets. My hans device itself is sfi certificated but the tethers are both sfi and fia certified so i would seem that i would have to send the hans back for a new sticker but under fia the tethers are ok. Many questions arise when choosing the correct hans device. For hans devices the sfi homologation expires every 5 years from manufacture and can be recertified for usually under 100 from select dealers. Hans devices are made with similar materials and resins. A hans device head and neck support device is a product which is part of a family of devices known as head restraintshead restraints are safety items which are mandatory when competing with most major motorsports sanctioning bodies.
Hans devices come in various angles that should be suited to your race car your seating position and how reclined it is. It looks as if they just look it over and put a sticker on it. The re certification rule came from sfi requiring all hans devices be re certified after 5 years.
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