Product Description
- Heavy hex structural bolts are designed to withstand the load of a steel-to-steel connection.
- Commonly used in structural steel joint in construction and building applications.
- The washer face under the head provides a precision bearing surface.
- The chamfered point improves engagement with a nut or pre-tapped hole.
- Diameter (Nominal): 1-1/8"
- Thread Pitch: 7
- Diameter (Dimension): 1.125"
- Diameter (Minimum): 1.098"
- Diameter (Maximum): 1.149"
- Length (Nominal): 3-3/4"
- Length (Minimum): 3.5"
- Length (Maximum): 3.75"
- Thread Length (Nominal): 2"
- Across Flats (Basic): 1-13/16"
- Across Flats (Minimum): 1.756"
- Across Flats (Maximum): 1.812"
- Head Height, Overall: 11/16"
- Head Height, Overall (Minimum): 0.658"
- Head Height, Overall (Maximum): 0.718"
- Category: Hex Bolts, Heavy Structural
- System of Measurement: Inch
- Brand: Aspen Fasteners
- Head Style: Hex Head
- Head Style Detail: Washer Face
- Drive Style: External Hex Drive
- Pitch: Coarse Thread
- Thread Length: Part Thread
- Thread Direction: Right-Hand Thread
- Point: Chamfered Point
- Material: Steel
- Material Grade: ASTM A325 Type 1
- Material Processes: Heat Treated
- Coating: Uncoated
- Hardness Rating: Rockwell C24-C35
- Origin: Made in U.S.A.
- Standards and Specifications: ASME B18.2.6
Product Videos
Custom Field
Length (Minimum) 3.5"
Across Flats (Minimum) 1.756"
Material Grade ASTM A325 Type 1
Category Hex Bolts, Heavy Structural
Thread Length Part Thread
System of Measurement Inch
Thread Pitch 7
Hardness Rating Rockwell C24-C35
Across Flats (Basic) 1-13/16"
Product Class Externally Threaded Fasteners
Head Height, Overall (Maximum) 0.718"
Head Height, Overall 11/16"
Point Chamfered Point
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO040-1187X334
POS BO040-1187X334-000135
Origin Made in U.S.A.
Coating Uncoated
Thread Length (Nominal) 2"
Material Steel
Order Machine Thread Fasteners
Head Style Hex Head
Drive Style External Hex Drive
Length (Maximum) 3.75"
Brand Aspen Fasteners
Diameter (Maximum) 1.149"
Standards and Specifications ASME B18.2.6
Head Style Detail Washer Face
Material Processes Heat Treated
Diameter (Nominal) 1-1/8"
Diameter (Dimension) 1.125"
Head Height, Overall (Minimum) 0.658"
Thread Direction Right-Hand Thread
Across Flats (Maximum) 1.812"
Diameter (Minimum) 1.098"
Length (Nominal) 3-3/4"
Pitch Coarse Thread
