Product Description
- Also known as hex flange bolts, frame bolts or hex washer bolts.
- Flange under the head acts like a washer to increase the bearing surface and distribute the load.
- Serrated teeth under the head bite into the mating surface as tightened to prevent loosening.
- Diameter (Nominal): 3/8"
- Thread Pitch: 16
- Diameter (Dimension): 0.375"
- Length (Nominal): 3/4"
- Thread Length (Nominal): 0.75"
- Across Flats (Basic): 9/16"
- Across Flats (Minimum): 0.552"
- Across Flats (Maximum): 0.562"
- Head Height, Overall: 0.39"
- Flange Diameter: 0.81"
- Category: Flange Screws
- System of Measurement: Inch
- Brand: Aspen Fasteners
- Head Style: Hex Flange Head
- Head Style Detail: Locking Serrations
- Drive Style: External Hex Drive
- Thread Length: Full Thread
- Thread Direction: Right-Hand Thread
- Material: Steel
- Material Processes: Case Hardened
- Coating: Oxidized
- Coating Color: Black
- Hardness Rating: Rockwell C40 / Core C26-C34
- Origin: Origin Undefined
Product Videos
Custom Field
Drive Style External Hex Drive
Thread Direction Right-Hand Thread
Category Flange Screws
Diameter (Nominal) 3/8"
Across Flats (Basic) 9/16"
Diameter (Dimension) 0.375"
Product Class Externally Threaded Fasteners
Coating Oxidized
Thread Length Full Thread
Head Style Detail Locking Serrations
Order Machine Thread Fasteners
Length (Nominal) 3/4"
System of Measurement Inch
Across Flats (Minimum) 0.552"
Head Height, Overall 0.39"
Across Flats (Maximum) 0.562"
Material Steel
Origin Origin Undefined
Thread Length (Nominal) 0.75"
Head Style Hex Flange Head
Brand Aspen Fasteners
Flange Diameter 0.81"
POS BO029-3816X34-000750
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO029-3816X34
Hardness Rating Rockwell C40 / Core C26-C34
Coating Color Black
Material Processes Case Hardened
Thread Pitch 16