Flange self-locking copper Nut

Automotive exhaust flange Self-locking Nuts copper plating M8 x A/F12 x H8.6

A copper lock nut is useful when mounting a manifold to engine cylinder head. A exhaust manifold is subject to high heat which is generated from the engine cylinder, this heat along with vibration from a high revving engine where nuts expand from the heat and loose.

Model : PTN-0061

Q'ty :

Product Name	Flange Self-locking copper Nut
Material	Carbon Steel
Standard	DIN2320
Quality	8
Surface	Copper plating
Size	M8 x P1.25 x H8.6

Copper Nut | Exhaust Nut | Self locking nut copper plated

M8 x P1.25 x H8.6

What is Automotive exhaust self-locking copper nut?

A locknut, also known as a lock nut, locking nut, self-locking nut, prevailing torque nut, stiff nut or elastic stop nut, is a nut that resists loosening under vibrations and torque. An automotive exhaust manifold copper lock nut is used in conjunction with an exhaust stud, a lock nut is just like a standard nut, but the lock nut has the added function of locking itself to the stud thread.

The feature of Automotive exhaust copper lock nut.

The nut is strongly copper-plated and is therefore suitable in areas of extreme heat eg. exhaust manifolds. Suitable for temperatures from -70 to 400 degrees centigrade.