Effective minimum embedment |
h ef |
( mm ) |
( 51 ) |
( 51 ) |
( 83 ) |
( 70 ) |
( 102 ) |
( 83 ) |
( 121 ) |
in . |
2 |
2 |
3 1 / 4 |
2 3 / 4 |
4 |
3 1 / 4 |
4 3 / 4 |
Nominal embedment |
h nom |
( mm ) |
( 60 ) |
( 60 ) |
( 92 ) |
( 83 ) |
( 114 ) |
( 102 ) |
( 140 ) |
in . |
2 3 / 8 |
2 3 / 8 |
3 5 / 8 |
3 1 / 4 |
4 1 / 2 |
4 |
5 1 / 2 |
Minimum hole depth |
h 0 |
( mm ) |
( 70 ) |
( 70 ) |
( 108 ) |
( 95 ) |
( 121 ) |
( 108 ) |
( 146 ) |
in . |
2 3 / 4 |
2 3 / 4 |
4 1 / 4 |
3 3 / 4 |
4 3 / 4 |
4 1 / 4 |
5 3 / 4 |
Fixture hole diameter |
d h |
( mm ) |
( 11.1 ) |
( 14.3 ) |
( 17.5 ) |
( 20.6 ) |
in . |
7 / 16 |
9 / 16 |
11 / 16 |
13 / 16 |
Installation torque |
T inst |
( Nm ) |
( 20.3 ) |
( 33.9 ) |
( 47.5 ) |
( 67.8 ) |
ft-lb |
15 |
25 |
35 |
50 |
Minimum Masonry Thickness |
h min |
( mm ) |
( 194 ) |
in . |
7 5 / 8 |
Minimum Distance to Hollow Head Joint 1 |
c min , HJ |
( mm ) |
( 64 ) |
( 64 ) |
( 64 ) |
( 64 ) |
in . |
2 1 / 2 |
2 1 / 2 |
2 1 / 2 |
2 1 / 2 |
Minimum Edge Distance |
c min |
( mm ) |
( 102 ) |
( 102 ) |
( 102 ) |
( 102 ) |
in . |
4 |
4 |
4 |
4 |
Minimum Anchor Spacing |
s min |
( mm ) |
( 152 ) |
( 127 ) |
( 127 ) |
( 152 ) |
in . |
6 |
5 |
5 |
6 |