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): 3-3/4"
- Length (Minimum): 3.56"
- Length (Maximum): 3.75"
- 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
Diameter (Dimension) 1"
Coating Hot Dip Galvanized
Length (Nominal) 3-3/4"
Order Machine Thread Fasteners
Thread Length (Nominal) 1.75"
Head Height, Overall (Minimum) 0.591"
POS BO039-18X334-000120
Product Class Externally Threaded Fasteners
Thread Direction Right-Hand Thread
Thread Length Part Thread
Diameter (Nominal) 1"
Head Height, Overall (Maximum) 0.627"
System of Measurement Inch
Standards and Specifications ASME B18.2.6
Head Height, Overall 39/64"
Point Chamfered Point
Drive Style External Hex Drive
Head Style Detail Washer Face
Material Grade ASTM A325 Type 1
Origin Made in U.S.A.
Across Flats (Minimum) 1.575"
Head Style Hex Head
Length (Minimum) 3.56"
Category Hex Bolts, Heavy Structural
Brand Aspen Fasteners
Pitch Coarse Thread
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO039-18X334
Hardness Rating Rockwell C24-C35
Material Steel
Thread Pitch 8
Coating Color Clear
Diameter (Minimum) 0.976"
Diameter (Maximum) 1.022"
Material Processes Heat Treated
Across Flats (Basic) 1-5/8"
Length (Maximum) 3.75"
Across Flats (Maximum) 1.625"
