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): 5/16"
- Thread Pitch: 18
- Diameter (Dimension): 0.3125"
- Length (Nominal): 1-1/2"
- Thread Length (Nominal): 1.5"
- Across Flats (Basic): 1/2"
- Across Flats (Minimum): 0.491"
- Across Flats (Maximum): 0.5"
- Head Height, Overall: 0.32"
- Flange Diameter: 0.706"
- 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
Order Machine Thread Fasteners
Drive Style External Hex Drive
Brand Aspen Fasteners
Flange Diameter 0.706"
Origin Origin Undefined
Coating Color Black
Across Flats (Maximum) 0.5"
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO029-51618X112
Coating Oxidized
Head Height, Overall 0.32"
Material Steel
Category Flange Screws
Length (Nominal) 1-1/2"
Material Processes Case Hardened
Across Flats (Basic) 1/2"
Thread Direction Right-Hand Thread
Across Flats (Minimum) 0.491"
Thread Pitch 18
Product Class Externally Threaded Fasteners
Head Style Hex Flange Head
Hardness Rating Rockwell C40 / Core C26-C34
POS BO029-51618X112-001000
Head Style Detail Locking Serrations
Diameter (Dimension) 0.3125"
Thread Length Full Thread
Thread Length (Nominal) 1.5"
System of Measurement Inch
Diameter (Nominal) 5/16"
