Product Description
- Sometimes called Frame Bolts as these bolts are commonly used on truck frames.
- Also known as hex flange screws or hex washer bolts.
- Flange under the head acts like a washer to increase the bearing surface and distribute the load.
- The heads of grade 8 steel fasteners are typically marked with 6 raised radial lines.
- Grade 8 steel fasteners have a minimum tensile strength of 150,000 pounds per square inch.
- Diameter (Nominal): 3/8"
- Thread Pitch: 16
- Diameter (Dimension): 0.375"
- Length (Nominal): 3"
- Thread Length (Nominal): 1"
- 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 Bolts
- System of Measurement: Inch
- Brand: Aspen Fasteners
- Head Style: Hex Indented Flange Head
- Drive Style: External Hex Drive
- Thread Length: Part Thread
- Thread Direction: Right-Hand Thread
- Material: Steel
- Material Grade: Grade 8
- Coating: Phosphate Coated and Oiled
- Coating Color: Black
- Origin: Origin Undefined
- Standards and Specifications: IFI-111, ASME B18.2.1 and SAE J429
Product Videos
Custom Field
POS BO027-3816X3-000400
Head Style Hex Indented Flange Head
Standards and Specifications IFI-111, ASME B18.2.1 and SAE J429
Thread Length Part Thread
Thread Direction Right-Hand Thread
Thread Length (Nominal) 1"
Material Grade Grade 8
Across Flats (Maximum) 0.562"
Origin Origin Undefined
System of Measurement Inch
Coating Phosphate Coated and Oiled
Head Height, Overall 0.39"
Flange Diameter 0.81"
Across Flats (Minimum) 0.552"
Coating Color Black
Order Machine Thread Fasteners
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO027-3816X3
Material Steel
Diameter (Nominal) 3/8"
Thread Pitch 16
Drive Style External Hex Drive
Brand Aspen Fasteners
Category Flange Bolts
Across Flats (Basic) 9/16"
Product Class Externally Threaded Fasteners
Diameter (Dimension) 0.375"
Length (Nominal) 3"
