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): 4-1/4"
- Length (Minimum): 4.06"
- Length (Maximum): 4.25"
- 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: Hot Dip Galvanized
- Coating Color: Clear
- Hardness Rating: Rockwell C24-C35
- Origin: Made in U.S.A.
- Standards and Specifications: ASME B18.2.6
Product Videos
Custom Field
Thread Pitch 10
Across Flats (Minimum) 1.212"
Coating Hot Dip Galvanized
Diameter (Maximum) 0.768"
Diameter (Minimum) 0.729"
System of Measurement Inch
Order Machine Thread Fasteners
Material Steel
Standards and Specifications ASME B18.2.6
Category Hex Bolts, Heavy Structural
Material Grade ASTM A325 Type 1
Thread Direction Right-Hand Thread
Diameter (Dimension) 0.75"
Drive Style External Hex Drive
Across Flats (Maximum) 1.250"
Length (Nominal) 4-1/4"
Head Style Hex Head
Origin Made in U.S.A.
POS BO039-3410X414-000075,BO039-3410X414-000275,BO039-3410X414-000050
Head Height, Overall (Minimum) 0.455"
Diameter (Nominal) 3/4"
Coating Color Clear
Material Processes Heat Treated
Pitch Coarse Thread
Head Height, Overall (Maximum) 0.483"
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO039-3410X414
Head Style Detail Washer Face
Across Flats (Basic) 1-1/4"
Brand Aspen Fasteners
Head Height, Overall 15/32"
Hardness Rating Rockwell C24-C35
Point Chamfered Point
Thread Length (Nominal) 1.375"
Length (Maximum) 4.25"
Product Class Externally Threaded Fasteners
Length (Minimum) 4.06"
Thread Length Part Thread
