Design of Automotive Towing DevicesGh.L. Mogan, I.D. Buzdugan — Transilvania University of Brașov
AnnexAnnex.ST.07

Shapes and dimensions of Grower spring washers (extract from SR 7666/2)

Main shapes and dimensions

Dimension values

Size d [mm]d1 [mm]d2 (approx.) [mm]g [mm]
44.16.11.2
55.17.51.4
66.181.6
88.212.22
1010.215.22.5
1212.218.23
1414.220.63.2
1616.323.33.5
1818.326.34
2020.529.54.5
2222.531.55
2424.535.55.5
2727.539.56
3030.543.56.5
3333.547.57
3636.552.58
3939.556.58.5
4242.550.59

Note. The values in this table correspond to the medium size series, M.

Designation in assembly drawings

Grower washer symbol, series symbol, variant symbol, direction, size SR 7666/2-94 (e.g. Grower washer MN 12 STAS 7666/2-77).