Iso 2768 Vl Pdf [updated] < 2027 >

Always look at the drawing's title block. If it says "ISO 2768-mK" (Medium Linear, Class K Geometrical), the "VL" charts are irrelevant. You must

The standard has two parts:

As you see, VL is significantly looser than Coarse (c). For a 400 mm part, "c" gives ±1.2 mm, while "v" gives ±2.5 mm — more than double. iso 2768 vl pdf

Having a quick-reference on your desktop or shop floor saves time, reduces errors, and ensures compliance with international drawing standards. While the official document must be purchased for certification purposes, a well-made summary table (like the one provided above) is an invaluable daily tool for engineers, machinists, and quality inspectors. Always look at the drawing's title block

Some references incorrectly write “VL” to mean “Very Low” or “Very Loose”. In the official ISO 2768‑1, the class is simply “v” (very coarse). However, some company standards or educational materials use “VL” informally. For a 400 mm part, "c" gives ±1