FMVSS 209 Test Standard for Seat Belt Assemblies

Automotive Tests

FMVSS 209 Test Standard for Seat Belt Assemblies

FMVSS 209 specifies requirements for seat belt assemblies used in passenger cars, multi-purpose passenger cars (MPVs), trucks, and buses. The standard requires that a seat belt assembly be designed for use by one person at a time only. Type 2 harness assembly should provide upper body restraint without shifting the pelvic restraint to the abdomen. An upper body restraint shall be designed to minimize vertical forces on the shoulders and spine. Equipment for upper body protection shall be designed and fitted to the seat belt assembly to minimize the possibility of occupant injury.

FMVSS 209 Test Standard for Seat Belt Assemblies

All hardware parts free from burrs and sharp edges. Seat belt assemblies should have an easily accessible buckle to allow easy and quick removal of the occupant from the harness. The curl release mechanism shall be designed to minimize the possibility of accidental release. A clasp with a release mechanism in the latched position will have a single opening through which the tongue can be inserted into the end of the clasp designed to receive and lock the tongue.

The ends of the webbing in a harness assembly will be protected or machined to prevent unraveling. In a metal-to-metal buckled seat belt assembly used by the passenger to adjust the size of the assembly, the end of the belt must not protrude from the adjustment assembly at the maximum size setting.

Each seat belt assembly must be permanently and legibly marked or labeled with the year of manufacture, model, and the name or trademark of the manufacturer or distributor.
or if manufactured outside the United States, it belongs to the importer. a model will consist of a single combination of woven with a specific fiber weave type and a specially designed structure and hardware. Various colors can be woven under the same pattern, but weaves of each color will conform to webbin requirements.

The webbing width in a seat belt assembly should not be less than 46mm, expected for portions that do not touch the 95th percentile adult male dummy when the seat is in any adjustment position and the seat is in the manufacturer's nominal design driving position. Type 1 harnesses will have a breaking strength of 26.689 N and Type 2 harnesses will have a breaking strength of 22.241 N for the pelvic girdle portion and 17.793 N for the upper body harness portion. The webbing in the Type 1 assembly should not be elongated more than 11.120 percent at 20 N, and the webbing in the Type 2 assembly must be not stretched more than 11.120 percent at 30 N for the pelvic girdle and 11 percent at 120-40 N for the upper body. belt part.

The Contractor shall provide appropriate security measures to protect OVSC test equipment from unauthorized persons against theft and vandalism that may occur, and Industrial Property shall be notified by phone.
Manager (IPM), Contracts and Procurement Office, within two business days of the incident. A letter containing specific details of the security issue will be sent to IPM (with a copy to COTR) within 48 hours.

Our EUROLAB testers provide a range of technical advice, certification and testing to help you achieve FMVSS compliance to ensure you can access the US automotive market. You can contact our laboratory for all FMVSS and FMVSS 209 test standards.

Get Offer Now

To get an appointment, to get more detailed information or to request an evaluation, you can ask us to fill in our form and reach you.

Whatsapp