영남볼트

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Creative Company, Reliable Company, Leading Company, Yeongnam Bolt

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Washers

Standard Washer

KIS B1326, JIS B1256
Unit : mm
Nominal size d(Inside Dia) D(Outside Dia) t(Thickness)
Narrow, Beveling Regular Narrow, Regular Beveling Narrow, Regular Beveling
Basic Tolerance Basic Tolerance Basic Tolerance Basic Tolerance Basic Tolerance Basic Tolerance
6 6.4 +0.25
0		 6.6 +0.6
0		 12.5 0
-0.7		 12.5 0
-0.4		 1.6 ±0.2 1.6 ±0.15
8 8.4 9 17 17 1.6 1.6
10 10.5 +0.3
0		 11 +0.7
0		 21 0
-0.8		 21 0
-0.5		 2 ±0.25 2 ±0.2
12 13 14 24 24 2.3 ±0.3 2.5 ±0.25
14 15 16 28 28 3.2 ±0.4 3
16 17 18 30 30 3.2 3 ±0.3
18 19 +0.35
0		 20 +0.8
0		 34 0
-1		 34 0
-0.6		 3.2 3
20 21 22 37 37 3.2 3
22 23 24 39 39 3.2 3 ±0.4
24 25 26 44 44 4.5 ±0.5 4
27 28 30 50 50 4.5 4
30 31 +0.4
0		 33 +1
0		 56 0
-1.2		 56 0
-0.8		 4.5 4
33 34 36 60 60 6 ±0.7 5 ±0.5
36 37 39 66 66 6 5
39 40 42 72 72 6 6 ±0.6
42 43 45 78 78 7 7 ±0.7
45 46 48 85 0
-1.4		 85 0
-1		 7 7
48 50 52 92 92 8 8
52 54 +0.5
0		 56 +1.2
0		 11.5 98 8 8
ANSI B27.2/ TYPE B
Unit : mm
Nominal Washer Size d indise Dia Narrow Type Regular Type
D(Outside dia) t(Thickness) D(Outside dia) t(Thickness)
Basic Tolerance Basic Tolerance Basic Tolerance Basic Tolerance
Max Min Max Min Max Min Max Min
10 0.203 0.406 0.008 0.005 0.040 0.045 0.036 0.562 0.008 0.005 0.040 0.045 0.036
12 0.234 0.438 0.625 0.015 0.063 0.071 0.056
1/4 0.281 0.500 0.015 0.063 0.071 0.056 0.734 0.007
5/16 0.344 0.625 0.875
3/8 0.406 0.734 1.000
7/16 0.469 0.875 1.125
1/2 0.531 1.000 1.250 0.030 0.100 0.112 0.090
5/8 0.656 1.250 0.030 0.007 0.100 0.112 0.090 1.750
3/4 0.812 1.375 2.000
7/8 0.938 1.469 2.250 0.160 0.174 0.146
1 1.062 1.750 2.500
1 1/8 1.188 2.000 2.750
1 1/4 1.312 2.250 0.160 0.174 0.146 3.000
1 3/8 1.438 2.500 3.250
1 1/2 1.562 2.750 3.500 0.045 0.010 0.250 0.266 0.234
1 5/8 1.750 3.000 3.750
1 3/4 1.875 3.250 4.000
1 7/8 2.000 3.500 4.250
2 2.125 3.750 0.045 0.010 0.250 0.266 0.234 4.500