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): 1-1/4"
- Thread Pitch: 7
- Diameter (Dimension): 1.25"
- Diameter (Minimum): 1.223"
- Diameter (Maximum): 1.277"
- Length (Nominal): 3"
- Length (Minimum): 2.75"
- Length (Maximum): 3"
- Thread Length (Nominal): 2"
- Across Flats (Basic): 2"
- Across Flats (Minimum): 1.938"
- Across Flats (Maximum): 2.000"
- Head Height, Overall: 25/32"
- Head Height, Overall (Minimum): 0.749"
- Head Height, Overall (Maximum): 0.813"
- 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
Brand Aspen Fasteners
Across Flats (Basic) 2"
Pitch Coarse Thread
Drive Style External Hex Drive
Head Height, Overall (Minimum) 0.749"
Across Flats (Minimum) 1.938"
Diameter (Nominal) 1-1/4"
Point Chamfered Point
Thread Length (Nominal) 2"
Diameter (Dimension) 1.25"
Head Height, Overall (Maximum) 0.813"
Product Class Externally Threaded Fasteners
Hardness Rating Rockwell C24-C35
Category Hex Bolts, Heavy Structural
Diameter (Maximum) 1.277"
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO039-1147X3
Thread Direction Right-Hand Thread
System of Measurement Inch
Origin Made in U.S.A.
Coating Color Clear
Diameter (Minimum) 1.223"
POS BO039-1147X3-000090,BO039-1147X3-000020,BO039-1147X3-000035
Thread Length Part Thread
Material Grade ASTM A325 Type 1
Coating Hot Dip Galvanized
Across Flats (Maximum) 2.000"
Length (Maximum) 3"
Material Steel
Head Style Detail Washer Face
Material Processes Heat Treated
Head Style Hex Head
Standards and Specifications ASME B18.2.6
Length (Nominal) 3"
Thread Pitch 7
Head Height, Overall 25/32"
Length (Minimum) 2.75"
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