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): 3-1/2"
- Length (Minimum): 3.31"
- Length (Maximum): 3.5"
- 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: 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
Drive Style External Hex Drive
Coating Hot Dip Galvanized
Thread Direction Right-Hand Thread
Hardness Rating Rockwell C24-C35
Length (Minimum) 3.31"
Standards and Specifications ASME B18.2.6
Thread Length Part Thread
Head Style Hex Head
Length (Maximum) 3.5"
Across Flats (Minimum) 1.575"
Diameter (Dimension) 1"
Material Steel
Diameter (Maximum) 1.022"
Point Chamfered Point
Thread Pitch 8
Head Height, Overall (Maximum) 0.627"
POS BO039-18X312-000040,BO039-18X312-000125,BO039-18X312-000050
Coating Color Clear
Diameter (Nominal) 1"
Across Flats (Maximum) 1.625"
Material Grade ASTM A325 Type 1
Material Processes Heat Treated
Product Class Externally Threaded Fasteners
Pitch Coarse Thread
Head Style Detail Washer Face
Origin Made in U.S.A.
Across Flats (Basic) 1-5/8"
Thread Length (Nominal) 1.75"
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO039-18X312
Head Height, Overall 39/64"
Head Height, Overall (Minimum) 0.591"
Brand Aspen Fasteners
System of Measurement Inch
Order Machine Thread Fasteners
Diameter (Minimum) 0.976"
Length (Nominal) 3-1/2"
Category Hex Bolts, Heavy Structural