Standard Washer Sizes In Mm

Metric flat washers per.

Standard washer sizes in mm.

Dimensional data and technical information shown on the fastenerdata website is in the public domain and has not been acquired through the standards agencies it has been completed and compiled by fastenerdata and is for guidance only. Where discrepancies are found they are subject to change without notice. Metric flat washers per. Size inside diameter.

For example an 8mm washer fits an 8mm bolt and therefore has an inner diameter of just over 8mm. Extra large flat round washers metric mild steel black as1237 1 table 3 un0306 standard dimensions. This table define the dimensional limits of metric washers sizes m1 6 to m28 which are medium type primarily for hexagon bolts. Metric hex head screw iso hex head bolts iso 4014 iso 4016 iso 4017 iso 4018.

12 mm 14 mm 16 mm 18 mm 20 mm 22 mm 24 mm 1 6 mm washer sizes correspond to the screw bolt diameter they fit. Measurements in the table refer to the dimensions of the washers as described by the drawing. Print this page. Un0306 extra large flat round washers metric mild steel black as1237 1 table 3.

Specification din 125 part 2 type a. This standard has been withdrawn and replaced by the following. Washers of standard metric sizes are listed in the table below. Washer size chart staff posted on october 20 2006 washer size chart.

Bolt size inside diameter outside diameter thickness. Fastenerdata makes no warranties or representations regarding. Specification din 125 this table define the dimensional limits of metric washers din 125. Inside diameter a outside diameter b thickness.

Specifications for standard metric flat washers were known as din 125 withdrawn and replaced with iso 7089. Iso metric hardware specification design data. Size inside diameter outside diameter thickness m1 1 1mm 3 2mm 0 3mm m1 2 1 3mm 3 8mm 0 3mm m1 4.