Name Waveform washe surface treatment Color
Standard Metric Packing instructions Plastic bags/cartons
size For example: M21 x 27 x 0.3 (internal diameter21mm s/iexternal diameter 27mm x thickness0.3mm)
5 characters minimum
The size of nuts, flat washers, retaining rings, etc. shall be subject to the diameter (thickness) of the matched screws.Unit: mm
bore size external diameter Free height h ∆. thickness
3 6 1 0.3
4 8 1.1 0.3
5 10 1.4 0.3
6 12 1-1.5 0.3
8 12 1.6 0.3
10 15 1.6 0.3
12 18 1.7 0.3
14 21 1.9 0.3
16 21 2 0.3
18 25 2.7 0.4
22 29 3 0.4
24 31 3.6 0.4
26 34 4 0.4
33 41 4 0.5
38 46 4.3 0.5
40 51 3.3 0.5
50 61 3.3 0.5
60 71 3.9 0.5
70 85 5.2 0.6
78 90 3.9 0.6
88 100 4.2 0.6
Minimum 5 characters