Your Account
info@boltdepot.com
Live Chat
866-337-9888
Product
Catalog
Customer
Service
About
Us
Fastener
Info
0 items
, $0.00
Quick Add
Cart / Checkout
Fastener Info
Fastener Info
General Fastener Info
Type-Specific Information
Measuring Fasteners
Materials and Grades
Printable Fastener Tools
Metric Nut Sizes
Print this page
Nut Size
(mm)
Diameter*
(mm)
Height
(mm)
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.
Shop for
Metric Nuts