3/8" BoxBolt®

3/8" BoxBolt®

Item #CONF-BQ-38

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BoxBolt is a blind bolt that works like an expansion anchor for steel. It works with all types of hollow sections as well as other steelwork where access to the backside is limited. The BoxBolt can be tightened down from one side. The hexagonal shoulder lets the bolt to be held in position. The core bolt is tightened which draws the cone into the body which expands to form a secure connection. The BoxBolt comes in three grip lengths and three finishes.

Box Bolt Size Dim A Dim B Dim C
1/4 1-3/16 7/16 1/2
5/16 1-3/8 1/2 5/8
3/8 1-9/16 9/16 3/4
1/2 2 13/16 13/16
5/8 2-3/16 13/16 1-1/16
3/4 2-3/4 1 1-3/8

Minimum edge distance = Dim B + the thickness of hollow section

Product CodeDescriptionCore Bolt LengthClamping Range (X)Across Flats of ShoulderShoulder ThicknessSleeve DiameterHole Size DiameterAllowable LoadTorque
   MinMax    Tensile (lbs.)Shear (lbs.) 
BQ1Z103/8" BoxBolt Size #1 Zinc Plated2"3/16"7/8"15/16"1/4"11/16"3/4"9,71810,98533
BQ2Z103/8" BoxBolt Size #2 Zinc Plated2-3/4"11/16"1-11/16"15/16"1/4"11/16"3/4"9,71810,98533
BQ3Z103/8" BoxBolt Size #3 Zinc Plated3-9/16"1-3/8"2-1/2"15/16"1/4"11/16"3/4"9,71810,98533
BQ1G103/8" BoxBolt Size #1 Hot Dip Galv2"3/16"7/8"15/16"1/4"11/16"3/4"9,71810,98533
BQ2G103/8" BoxBolt Size #2 Hot Dip Galv2-3/4"11/16"1-11/16"15/16"1/4"11/16"3/4"9,71810,98533
BQ3G103/8" BoxBolt Size #3 Hot Dip Galv3-9/16"1-3/8"2-1/2"15/16"1/4"11/16"3/4"9,71810,98533
BQ1S103/8" Box Bolt Size #1 Stainless Steel2"3/16"7/8"15/16"1/4"11/16"3/4"9,71810,98533
BQ2S103/8" Box Bolt Size #2 Stainless Steel2-3/4"11/16"1-11/16"15/16"1/4"11/16"3/4"9,71810,98533
BQ3S103/8" Box Bolt Size #3 Stainless Steel3-9/16"1-3/8"2-1/2"15/16"1/4"11/16"3/4"9,71810,98533
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