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Size
 
Diam.*
 
 
Height
Hex Nut
Machine Screw Nut
Hex Nut
Jam Nut
Nylock Nut
Machine Screw Nut
0
-
5/32
-
-
-
3/64
1
-
5/32
-
-
-
3/64
2
-
3/16
-
-
9/64
1/16
3
-
3/16
-
-
9/64
1/16
4
-
1/4
-
-
9/64
3/32
6
-
5/16
-
-
11/64
7/64
8
-
11/32
-
-
15/64
1/8
10
-
3/8
-
-
15/64
1/8
12
-
7/16
-
-
5/16
5/32
1/4
7/16
7/16
7/32
5/32
5/16
3/16
5/16
1/2
9/16
17/64
3/16
11/32
7/32
3/8
9/16
5/8
21/64
7/32
29/64
1/4
7/16
11/16
-
3/8
1/4
29/64
-
1/2
3/4
-
7/16
5/16
19/32
-
9/16
7/8
-
31/64
5/16
41/64
-
5/8
15/16
-
35/64
3/8
3/4
-
3/4
1-1/8
-
41/64
27/64
7/8
-
7/8
1-5/16
-
3/4
31/64
63/64
-
1
1-1/2
-
55/64
35/64
1-3/64
-
* This is the diameter across the flats. It is also the size of wrench to use.
Nut Size
Diameter*
 
Height
Hex Nut
Jam Nut
Nylock Nut
2
4
1.6
1.2
-
2.5
5
2
1.6
-
3
5.5
2.4
1.8
4
4
7
3.2
2.2
5
5
8
4
2.7
5
6
10
5
3.2
6
7
11
5.5
3.5
-
8
13
6.5
4
8
10
17
8
5
10
12
19
10
6
12
14
22
11
7
14
16
24
13
8
16
18
27
15
9
18.5
20
30
16
10
20

                                         * This is the diameter across the flats. It is also the size of wrench to use.










 

 

 

 

 

 

 

 

 

 

 

 

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