Material specifications
Carbon steel with electroplated zinc
• Hilti KB1 anchor bodies manufactured from carbon steel with Fe / Zn plating per ASTM F1941 to a minimum thickness of 5 μm.
• Nuts conform to the requirements of ASTM A563, Grade A, Hex.
• Washers conform to the requirements of ASTM F844.
• Expansion sleeves( wedges) are manufactured from carbon steel.
Installation parameters
Table 1. KB1 Installation Information— Fully Grouted CMU Construction— Face of Wall
Nominal anchor diameter( in) Setting information Symbol Units
3 / 8 1 / 2 5 / 8 3 / 4 Nominal drill bit diameter d o in. 3 / 8 1 / 2 5 / 8 3 / 4
Effective minimum embedment h ef in.( mm)
Nominal embedment h nom in.( mm)
Minimum hole depth h 0 in.( mm)
Fixture hole diameter d h in.( mm)
Installation torque T inst ft-lb( Nm)
Minimum Masonry Thickness h min in.( mm)
Minimum Distance to Hollow Head Joint 1 c min, HJ in.( mm)
Minimum Edge Distance c min in.( mm)
Minimum Anchor Spacing s min in.( mm)
2( 51) 2 3 / 8( 60) 2 3 / 4( 70) 7 / 16( 11.1) 15( 20.3)
2 1 / 2( 64) 4( 102) 6( 152)
2( 51) 2 3 / 8( 60) 2 3 / 4( 70) 9 / 16( 14.3)
25( 33.9)
2 1 / 2( 64) 4( 102) 5( 127)
1 The minimum distance to hollow head joint is measured from the center of an anchor to the centerline of a hollow head joint( vertical mortar joint).
3 1 / 4( 83) 3 5 / 8( 92) 4 1 / 4( 108)
7 5 / 8( 194)
2 3 / 4( 70) 3 1 / 4( 83) 3 3 / 4( 95) 11 / 16( 17.5)
35( 47.5)
2 1 / 2( 64) 4( 102) 5( 127)
4( 102) 4 1 / 2( 114) 4 3 / 4( 121)
3 1 / 4( 83) 4( 102) 4 1 / 4( 108) 13 / 16( 20.6) 50( 67.8)
2 1 / 2( 64) 4( 102) 6( 152)
4 3 / 4( 121) 5 1 / 2( 140) 5 3 / 4( 146)
Figure 1. Hilti KB1 Installation Parameters
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