The Power Products 1/2" Brass Close Nipple is the perfect solution for any air brake system that uses copper tubing. It is designed to provide a secure connection without the need for any specific tubing setup. This close nipple is made from durable brass and can withstand temperatures ranging from -65 ° to +250 °F. It also has a maximum working pressure of 400 psi and decent resistance against vibration. With this close nipple, you can be sure that your air brake system will be secure and reliable. FleetPride is your First Click in Heavy Duty®.