Square Nuts.png
Square Nuts
A four sided nut that may be flat or beveled on top. Square nuts provide a greater surface contact area which provides more resistance to loosening. Typically mated with square head bolts.
M
Pitch
 
s
 
m
 
M2
M2.5
0.40
0.45
4.00-3.70
5.00-4.70
1.20-0.80
1.60-1.20
M3
0.50
5.50-5.20
1.80-1.40
M4
0.70
7.00-6.64
2.20-1.80
M5
0.80
8.00-7.64
2.70-2.30
M6
1.00
10.00-9.64
M8
1.25
13.00-12.57
3.20-2.72
4.00-3.52
M10
1.50
17.00-16.57
5.00-4.52
Square Nuts Web Specs.jpg
c000100480001_square-nuts-thin-type-metr