The only part of the fastener that needs anti-seize is where the two materials meet, under the head of the fastener and in the threads. For through-hole applications, clean the exposed thread as well.
How do you use anti-seize bolts?
Screw the nut on the bolt all the way up the shaft. Then, unthread it off. This fills in the anti-seize evenly between the bolt and the threads, ensuring proper coverage for effective lubrication. Apply under the bolt head before installing.
Where should anti-seize compounds be used?
Anti-seize products are applied to bolts, fasteners, flanges and other clamped interfaces to prevent galling, seizing and corrosion, as well as lubricating to ease disassembly.
Should I put anti-seize on my spark plugs?
NGK spark plugs are installed at the factory dry, without lubrication or anti-seize. … Metal shell stretch changes the heat rating of the spark plug and can result in serious engine damage caused by pre-ignition. Do not use anti-seize or lubricant on NGK spark plugs. It is completely unnecessary and can be detrimental.
Where should you not use anti seize?
Do not use anti-seize as a lubricant such as on caliper slide pins or on threads for a bushing press or any mechanical assembly that requires a lubricant. Do not use anti-seize on exposed threads because the compound can attract contaminants that may contribute to thread damage when the fastener is removed.
When should you use anti seize?
Anti-seize should be used when two metals are involved (similar or dissimilar), when threads may be exposed to corrosion and fastener that frequently get removed.
Does anti seize affect torque?
The torque applied to a fastener with an antiseize compound pre- applied to the threads will ensure uniformity through out the process but will increase the Clamp Load compared to an unlubricated bolt. … Torque values may also have to be reduced when the fastener is threaded into aluminum or brass.
Is it OK to use never seize on lug nuts?
Permatex® does not recommend the use of any anti-seize product on wheel studs. Many people have used anti-seize for this applications, however, there is the potential for over-torqueing and therefore, higher clamp loads and potentially dangerous bolt stretch.
Can I use anti seize on brake bolts?
Registered. Anti seize is no good for slide pins, it tends to solidify and not do its job very well for what it needs to to. I use a dab of blue loctite on the bracket bolts and a leave the caliper bolt threads dry. Never had an issue with those seizing, even in PA.
Should you oil lug nuts?
Putting oil or any kind of lubricant on the wheel bolts, wheel nuts, or wheel studs is a very bad idea. If the surfaces are encouraged to slip, as oil would do, the wheel can come loose. Rust on these areas is common, and it does not matter as it is only on the surface.
Should I use anti-seize on spark plugs in aluminum heads?
The nickel coating on most modern spark plugs provides added protection from seizing in aluminum cylinder heads and has made anti-seize less important in spark plug installations. Anti-seize can alter the tightening torque up to 20%, increasing the risk of breakage.
Can anti-seize cause misfire?
If antiseize compounds come in contact with the core nose of the plugs, it can lead to a misfire condition. Antiseize compounds can also have a torque multiplying effect when installing plugs. This can lead to thread distortion and thread galling, resulting in cylinder head damage.
Should you lubricate spark plug threads?
NGK does not recommend the application of lubricant such as copper grease to spark plug threads as the result is a reduction of frictional forces at the thread faces. … It’s very important not to over or under tighten spark plugs during installation. Over tightening can lead to distortion of the spark plug and breakage.