Hex bolt (8 UN series)

Standard ANSI B18.2.1
Description Hex bolt (8 UN series) 1x8x2.25 - ANSI B18.2.1
Part number ANSI B18.2.1 - HB - 8 UN - NS 1 x L 2.25
Product selection
Selector Nominal Ø (in.) Threads per inch Thread length (in.)
1 1 8 2.25
2 1 1/8 8 2.5
3 1 1/4 8 2.75
4 1 3/8 8 3
5 1 1/2 8 3.25
6 1 3/4 8 3.75
7 2 8 4.25
8 2 1/4 8 4.75
9 2 1/2 8 5.25
10 2 3/4 8 5.75
11 3 8 6.25
12 3 1/4 8 6.75
13 3 1/2 8 7.25
14 3 3/4 8 7.75
15 4 8 8.25
Nominal Ø (in.)
Threads per inch
Thread length (in.)