How are YKK zippers measured?

How are YKK zippers measured?

Zipper size refers to the size of the teeth of the zipper. Size can also be referred to as weight. As you can see from the size chart below, the larger the number the larger the width of the teeth. *Note: some competitors refer to #5 as #6 and #10 as #9, but #5 and #10 are the correct YKK sizes.

How are zips measured?

Zippers are measured from metal to metal. When measuring a closed bottom zipper start at the top stop and measure down to the bottom stop. When measuring a separating zipper measure from the top stop to the bottom of the retainer box. The extra tape is not counted when measuring a zipper.

What do YKK zipper numbers mean?

YKK Zipper Sizes and Styles: How to Read YKK Product Numbers Item #280085, for example, is listed as YKK® VISLON® #8 Separating Zipper Automatic Lock Short Single Pull Metal Slider #VFUVOL-86 DA E 5/8” 60″ Black. Here’s what that means: #8 = chain size (8mm chain width) Separating = zipper has finished ends.

What is a size 5 zipper?

Zippers are sized with a number designation (e.g. #5, #10). These numbers are based on the approximate width of the zipper teeth in millimeters when the zipper is closed. So a #5 zipper’s teeth measure approximately 5mm across, a #10 zipper’s teeth measure approximately 10mm across, and so on.

What length zipper do I need?

When possible use a zipper 2″-4″ longer than the opening it will be sewn into. This eliminates the need to sew around the pull tab. Close the zipper for stitching so the tab is above the upper edge of the project, but don’t forget to unzip it before trimming it even with the upper edge.

What are the different sizes of zippers?

The most common sizes are 3 mm, 5 mm, 7 mm, and 10 mm to match zipper-teeth widths. The number corresponds to the closed-teeth width in millimeters. A size 5 zipper, for example, has teeth that measure 5 mm wide when the zipper is zipped.

How wide is a #3 zipper?

3mm wide
#3 zippers have teeth that are 3mm wide, and almost always have tape that is 1″ wide. #5 zippers have teeth that are 5mm wide, and the tape is around 1.25″ wide. #4.5 zippers have teeth that are 4.5mm wide, and the tape is around 1.25″ wide, and they usually have a longer “purse pull.”

What is a size 3 zipper?

#3 zippers are the all-purpose zippers you can buy at any craft store, and they’re what most POP ITH zipper bag designs use. If the design doesn’t specify #5, then it is sized for a #3. #3 zippers have teeth that are 3mm wide, and almost always have tape that is 1″ wide.

What does #8 zipper mean?

#8 = chain size (8mm chain width) Separating = zipper has finished ends. Automatic Lock = slider locks in place (also called AutoLok) Short Single Pull Metal = all descriptors for the type of slider.

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