| Notes | 1. Due to our manufacturing process, point to point dimensions may not meet the ANSI B18.2.4.1M and B18.2.4.2M-1979 (R1995) standard.
2. Metric thread pitches are designated as pitch length in millimeters.
3. All ceramic screws and ceramic bolts are fully threaded.
4. All dimensions shown are in millimeters.
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Dimensional Specifications - Metric Flat Washers
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Metric Plain Washers Per ANSI B18.22M-1981, R1990 (Regular)
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| Size |
Inside Diameter
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Outside Diameter
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Thickness
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| M2 |
2.50 - 2.64
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5.70 - 6.00
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.60 - .90
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| M3 |
3.50 - 3.68
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9.64 - 10.00
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.80 - 1.20
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| M4 |
4.70 - 4.88
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11.57 - 12.00
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1.00 - 1.40
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| M5 |
5.50 - 5.78
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14.57 - 15.00
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1.20 - 1.75
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| M6 |
6.65 - 6.87
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18.37 - 18.80 |
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| M8 |
8.90 - 9.12
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24.48 - 25.40
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1.60 - 2.30
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Note: British standard washers, also considered metric, have different dimensions than the above.
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© 2010 Ceramco, Inc., all rights
reserved.
P.O. Box 300, 1467 East Main Street, Center Conway, NH 03813
Tel: (603) 447-2090 | Fax: (603) 447-3906
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