Common questions

How are Melling camshaft bolts and lock plates manufactured?

How are Melling camshaft bolts and lock plates manufactured?

Melling camshaft bolts and lock plates are manufactured to the most stringent specifications using only the highest quality materials and manufacturing processes to ensure maintenance free performance. Camshaft Shim Washers 

Why do I have stripped threads in my bolt hole?

Trying to tighten a bolt in a debris packed blind hole often leads to stripped threads. Because a thru-hole, sometimes called a clearance hole, passes completely through the block, debris cannot build up.

What’s the standard size of a bolt hole?

Standard hole sizes for bolts are made 1/16-in. larger in diameter than the nominal size of the fastener body. This provides a certain amount of play in the holes, which compensates for small misalignment’s in hole location or assembly, and aids in the shop and field entry of fasteners.

Why are standard holes used in bolted connections?

This provides a certain amount of play in the holes, which compensates for small misalignment’s in hole location or assembly, and aids in the shop and field entry of fasteners. In the absence of approval by the engineer for use of other hole types, standard holes shall be used in high strength bolted connections.

Which is the incomplete thread on a screw?

Vanish thread is also known as partial thread, washout thread, or thread runout. Incomplete lead thread is the incomplete thread at the starting end of a screw thread. Incomplete runout thread is the incomplete thread at the terminating end of a screw thread. Right-hand and Left-hand Threads

Can a thread chaser be used in a bolt hole?

Some people will indeed use thread carving taps to clean their threads and not a chaser; however, if you do this you run a higher risk of accidentally widening the bolt hole, which can loosen the grip, causing obvious problems. In sum, if you do have anything resembling a thread left in the bolt hole, it’s wiser to use a thread chasing tap.

What kind of insert to use on stripped bolt hole?

In order to use inserts, you must drill the damaged holes slightly larger so that it can take the thread insert. This guide will focus on how to use coil type thread inserts to revitalize a completely stripped bolt hole.

Trying to tighten a bolt in a debris packed blind hole often leads to stripped threads. Because a thru-hole, sometimes called a clearance hole, passes completely through the block, debris cannot build up.

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Ruth Doyle