Washers (Metric)

Size [1] [2] Style ID OD Thickness
M1.6 Narrow 2.09 4.00 0.70
M1.6 Regular 2.09 5.00 0.70
M1.6 Wide 2.09 6.00 0.90
M2 Narrow 2.64 5.00 0.90
M2 Regular 2.64 6.00 0.90
M2 Wide 2.64 8.00 0.90
M2.5 Narrow 3.14 6.00 0.90
M2.5 Regular 3.14 8.00 0.90
M2.5 Wide 3.14 10.00 1.20
M3 Narrow 3.68 7.00 0.90
M3 Regular 3.68 10.00 1.20
M3 Wide 3.68 12.00 1.40
M3.5 Narrow 4.18 9.00 1.20
M3.5 Regular 4.18 10.00 1.40
M3.5 Wide 4.18 15.00 1.75
M4 Narrow 4.88 10.00 1.20
M4 Regular 4.88 12.00 1.40
M4 Wide 4.88 16.00 2.30
M5 Narrow 5.78 11.00 1.40
M5 Regular 5.78 15.00 1.75
M5 Wide 5.78 20.00 2.30
M6 Narrow 6.87 13.00 1.75
M6 Regular 6.87 18.80 1.75
M6 Wide 6.87 25.40 2.30
M8 Narrow 9.12 18.80 2.30
M8 Regular 9.12 25.40 2.30
M8 Wide 9.12 32.00 2.80
M10 Narrow 11.12 20.00 1.60
M10 Regular 11.12 28.00 2.80
M10 Wide 11.12 39.00 3.50
M12 Narrow 13.57 25.40 2.00
M12 Regular 13.57 34.00 3.50
M12 Wide 13.57 44.00 3.50
M16 Narrow 17.52 32.00 2.50
M16 Regular 17.52 44.00 4.00
M16 Wide 17.52 56.00 4.60
M20 Narrow 22.32 39.00 3.00
M20 Regular 22.32 50.00 4.60
M20 Wide 22.32 66.00 5.10
M24 Narrow 26.12 44.00 3.50
M24 Regular 26.12 56.00 5.10
M24 Wide 26.12 72.00 5.60
M30 Narrow 33.02 56.00 4.00
M30 Regular 33.02 72.00 5.60
M30 Wide 33.02 90.00 6.40
M36 Narrow 38.92 66.00 4.50
M36 Regular 38.92 90.00 6.40
M36 Wide 38.92 110.00 8.50

Materials

  • 18-8 Stainless
  • 316 Stainless

  1. Dimensions per ASME B18.22M-1981 (R2000) in millimeters. ↩︎

  2. Oberg, Jones, Horton, Ryffel, McCauley. (2020). Machinery’s Handbook 31 Digital Edition. Industrial Press eBookstore ↩︎