The Nationwide Freeway Visitors Security Administration (NHTSA), the federal authorities’s main automotive security company, has moved to drive the recall of 52 million airbag inflators which will explode and ship sizzling steel fragments flying into the passenger cabins of vehicles.

It sounds very like the highly-publicized Takata airbag inflator recall – the most important recall in automotive historical past. However this controversy includes components made by a special firm.

NHTSA has issued an “preliminary choice letter” that begins the method of forcing a recall. The letter triggers a public listening to (scheduled for October 5) and provides the corporate an opportunity to defend itself.

Exploding Inflators Can Be Lethal

An airbag inflator is a small steel capsule containing chemical compounds that mix to create a quickly increasing fuel. In an accident, the inflator is meant to squirt that fuel out of a nozzle, rapidly inflating a folded airbag to cushion occupants from hitting collapsing automotive components.

Inflators have been behind the most important recall in automotive historical past, affecting greater than 67 million vehicles constructed underneath 34 model names and bought on 5 continents. The corporate that made these inflators – Takata – went out of enterprise.

Takata inflators, security officers discovered, typically exploded slightly than squirting fuel out of their nozzles. They’ve been blamed for greater than 20 deaths within the U.S. alone.

Not Takata This Time

NHTSA believes at the least seven inflators constructed by Tennessee-based ARC Automotive have exploded, leading to one loss of life and plenty of extreme accidents. The company says as many as 52 million of those inflators could also be in autos on American roads. About 41 million have been constructed by ARC Automotive, whereas 11 million have been produced underneath license by Delphi. The full determine is decrease than the company cited earlier this yr, as researchers discovered some duplicates of their data.

The company formally requested the corporate to recall the components in June. However, ARC Automotive insists that NHTSA’s concept of what induced the incidents is flawed.

The issue alleged with ARC Automotive inflators differs from that present in Takata inflators. NHTSA says that, in some ARC inflators, particles from the welding course of, generally known as weld slag, could block the nozzle. Gases that may’t vent out the nozzle could burst the capsule as a substitute.

As proof, the company cites that ARC modified its manufacturing course of to scale back slag danger in 2018. All the identified incidents occurred in inflators constructed earlier than 2018.

ARC has contended that the regulation requires automakers, not components builders, to situation remembers. The corporate has additionally mentioned that NHTSA’s weld slag concept is unproven.

Some Automakers Already Changing Them

Business publication Automotive Information reviews, “The inflators are put in in autos manufactured by 12 automakers, together with Ford Motor Co., Common Motors, Chrysler-parent Stellantis, Hyundai, Tesla, and Toyota.”

Some automakers have already acted prematurely of the NHTSA’s choice. BMW, Ford, Common Motors, and Volkswagen have all initiated recall campaigns to exchange inflators constructed by ARC.