Your tension is too tight. To adjust your tension, thread your machine and sew a test piece. It should be perfectly even within the test piece. If the threads are not centered, adjust your tension wheel and re sew until the threads align. See your owner's manual for instructions.
It is a standard construction measurement. Most homes have studs at 16 inch intervals.
2.5 inch bsp thread o.D
This generally has to do with the way that fabric is physically manufactured. The picks, or fill thread, is pulled through the "shed" created by the spread apart warp yarns (pick yarns). It is much easier to keep the warp yarns that are running parallel to the fabric roll production direction close and tight than it would be to get each fill thread that is inserted into the shed to be tight.
Depending on the classification it can be simply the size across the flats on the head. Alternatively it can be the diameter of the threaded part of the bolt, this can also be subdivided into the type of thread. (Called the pitch, called teeth per inch, or other linear unit). This determines how fine or coarse the thread is. There are also other classifications for specialized work in various industries.
Mechanically by a fixed reference. One turn of the barrel equals 25 thousandths of an inch- sometimes called 25 mills ( do not confuse with milimeters) therfore it can be read-off by an experienced operator.
Thread size refers to the diameter of a threaded rod or pipe. In the case of 0.125 Inch NPT thread, the 0.125 Inch refers to the nominal inside diameter of the pipe that the thread will fit into. This means that the thread is designed to fit a pipe with a 0.125 inch inside diameter.
The standard thread size for a tripod is usually 1/4 inch or 3/8 inch.
The standard thread size for camera mounts is 1/4 inch - 20 threads per inch.
When purchasing a bike pedal for a bike with a 9/16 inch thread size, look for a pedal that is compatible with a 9/16 inch thread size.
It is a standard construction measurement. Most homes have studs at 16 inch intervals.
"7H" in thread cutting refers to the thread pitch or the distance between each thread. It indicates that there are 7 threads per inch in the thread being cut. This measurement is crucial for creating threads that match the corresponding nut or bolt.
pitch = 1/Threads per Inch So for a 1/2 - 20 thread the pitch is .1
If you are talking about a fastener, it is 2" diameter, 16 threads per inch. This is considered an extra fine thread fastener.
2.5 inch bsp thread o.D
The standard size and pitch of a bicycle pedal thread is 9/16 inch with 20 threads per inch.
The standard size and pitch of a bike pedal thread is 9/16 inch with 20 threads per inch.
The standard faucet thread sizes used in plumbing fixtures are 1/2 inch and 3/4 inch.