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): 7/16"
- Thread Pitch: 14
- Diameter (Dimension): 0.4375"
- Length (Nominal): 2-1/4"
- Thread Length (Nominal): 1.125"
- Across Flats (Basic): 5/8"
- Across Flats (Minimum): 0.612"
- Across Flats (Maximum): 0.625"
- Head Height, Overall: 0.46"
- Flange Diameter: 0.93"
- 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
Thread Direction
Thread Direction Right-Hand Thread
Across Flats (Minimum) 0.612"
Thread Length Part Thread
Head Height, Overall 0.46"
Drive Style External Hex Drive
Across Flats (Maximum) 0.625"
Head Style Hex Indented Flange Head
Product Class Externally Threaded Fasteners
Diameter (Dimension) 0.4375"
Across Flats (Basic) 5/8"
Coating Phosphate Coated and Oiled
Origin Origin Undefined
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/BO027-71614X214
Diameter (Nominal) 7/16"
Thread Pitch 14
Brand Aspen Fasteners
Standards and Specifications IFI-111, ASME B18.2.1 and SAE J429
System of Measurement Inch
POS BO027-71614X214-000300
Flange Diameter 0.93"
Material Steel
Material Grade Grade 8
Length (Nominal) 2-1/4"
Thread Length (Nominal) 1.125"
Category Flange Bolts
Coating Color Black
Order Machine Thread Fasteners