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): 1/2"
- Thread Pitch: 13
- Diameter (Dimension): 0.5"
- Diameter (Minimum): 0.482"
- Diameter (Maximum): 0.515"
- Length (Nominal): 3-1/4"
- Length (Minimum): 3.13"
- Length (Maximum): 3.25"
- Thread Length (Nominal): 1"
- Across Flats (Basic): 7/8"
- Across Flats (Minimum): 0.850"
- Across Flats (Maximum): 0.875"
- Head Height, Overall: 5/16"
- Head Height, Overall (Minimum): 0.302"
- Head Height, Overall (Maximum): 0.323"
- 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
Across Flats (Basic) 7/8"
Length (Minimum) 3.13"
Coating Uncoated
Length (Maximum) 3.25"
Drive Style External Hex Drive
Standards and Specifications ASME B18.2.6
Head Style Detail Washer Face
Diameter (Maximum) 0.515"
Product Class Externally Threaded Fasteners
Head Height, Overall (Maximum) 0.323"
System of Measurement Inch
Brand Aspen Fasteners
Material Steel
Length (Nominal) 3-1/4"
Across Flats (Maximum) 0.875"
Order Machine Thread Fasteners
Thread Pitch 13
Thread Length (Nominal) 1"
Material Grade ASTM A325 Type 1
Head Height, Overall (Minimum) 0.302"
Origin Made in U.S.A.
Pitch Coarse Thread
Material Processes Heat Treated
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO040-1213X314
Head Height, Overall 5/16"
POS BO040-1213X314-000850
Across Flats (Minimum) 0.850"
Point Chamfered Point
Thread Direction Right-Hand Thread
Category Hex Bolts, Heavy Structural
Hardness Rating Rockwell C24-C35
Head Style Hex Head
Diameter (Minimum) 0.482"
Diameter (Dimension) 0.5"
Diameter (Nominal) 1/2"
Thread Length Part Thread
