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): 3/4"
- Thread Pitch: 10
- Diameter (Dimension): 0.75"
- Diameter (Minimum): 0.729"
- Diameter (Maximum): 0.768"
- Length (Nominal): 4-1/2"
- Length (Minimum): 4.31"
- Length (Maximum): 4.5"
- Thread Length (Nominal): 1.375"
- Across Flats (Basic): 1-1/4"
- Across Flats (Minimum): 1.212"
- Across Flats (Maximum): 1.250"
- Head Height, Overall: 15/32"
- Head Height, Overall (Minimum): 0.455"
- Head Height, Overall (Maximum): 0.483"
- 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
Head Height, Overall (Minimum) 0.455"
Hardness Rating Rockwell C24-C35
Diameter (Minimum) 0.729"
Thread Length Part Thread
Across Flats (Basic) 1-1/4"
Product Class Externally Threaded Fasteners
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO040-3410X412
Diameter (Nominal) 3/4"
Point Chamfered Point
Thread Pitch 10
Head Height, Overall (Maximum) 0.483"
POS BO040-3410X412-000200,BO040-3410X412-000075,BO040-3410X412-000050
Across Flats (Maximum) 1.250"
Length (Minimum) 4.31"
Thread Direction Right-Hand Thread
Material Steel
Length (Nominal) 4-1/2"
Thread Length (Nominal) 1.375"
Head Style Hex Head
Category Hex Bolts, Heavy Structural
Diameter (Dimension) 0.75"
Head Style Detail Washer Face
Head Height, Overall 15/32"
Order Machine Thread Fasteners
Diameter (Maximum) 0.768"
Material Grade ASTM A325 Type 1
Length (Maximum) 4.5"
Coating Uncoated
Brand Aspen Fasteners
Pitch Coarse Thread
System of Measurement Inch
Drive Style External Hex Drive
Origin Made in U.S.A.
Standards and Specifications ASME B18.2.6
Across Flats (Minimum) 1.212"
Material Processes Heat Treated
