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"
- Thread Pitch: 8
- Diameter (Dimension): 1"
- Diameter (Minimum): 0.976"
- Diameter (Maximum): 1.022"
- Length (Nominal): 4-1/2"
- Length (Minimum): 4.31"
- Length (Maximum): 4.5"
- Thread Length (Nominal): 1.75"
- Across Flats (Basic): 1-5/8"
- Across Flats (Minimum): 1.575"
- Across Flats (Maximum): 1.625"
- Head Height, Overall: 39/64"
- Head Height, Overall (Minimum): 0.591"
- Head Height, Overall (Maximum): 0.627"
- 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 (Nominal) 4-1/2"
Pitch Coarse Thread
Across Flats (Maximum) 1.625"
Material Grade ASTM A325 Type 1
Length (Maximum) 4.5"
Thread Direction Right-Hand Thread
Material Steel
Product Class Externally Threaded Fasteners
Coating Uncoated
Thread Length Part Thread
Diameter (Dimension) 1"
Thread Pitch 8
POS BO040-18X412-000150,BO040-18X412-000035
Order Machine Thread Fasteners
Head Style Hex Head
System of Measurement Inch
Drive Style External Hex Drive
Length (Minimum) 4.31"
Head Style Detail Washer Face
Standards and Specifications ASME B18.2.6
Head Height, Overall (Maximum) 0.627"
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO040-18X412
Across Flats (Basic) 1-5/8"
Hardness Rating Rockwell C24-C35
Diameter (Maximum) 1.022"
Diameter (Nominal) 1"
Thread Length (Nominal) 1.75"
Diameter (Minimum) 0.976"
Brand Aspen Fasteners
Point Chamfered Point
Material Processes Heat Treated
Origin Made in U.S.A.
Across Flats (Minimum) 1.575"
Head Height, Overall (Minimum) 0.591"
Head Height, Overall 39/64"
Category Hex Bolts, Heavy Structural
