Product Description
- 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.
- The heads of grade 5 steel fasteners are typically marked with 3 raised radial lines.
- Grade 5 steel fasteners have a minimum tensile strength of 105,000 pounds per square inch.
- Diameter (Nominal): 5/16"
- Diameter (Dimension): 0.3125"
- Thread Pitch: 18
- Length (Nominal): 1"
- Thread Length (Minimum): 1"
- Across Flats (Basic): 1/2"
- Head Height, Overall: 0.298"
- Flange Diameter: 0.706"
- Product Class: Externally Threaded Fasteners
- Order: Machine Thread Fasteners
- Category: Flange Screws
- System of Measurement: US Units
- Brand: Aspen Fasteners®
- Head Style: Hex Washer Head
- Head Style Detail: Locking Serrations
- Drive Style: External Hex Drive
- Thread Length: Full Thread
- Thread Direction: Right-Hand Thread
- Material: Steel
- Material Grade: Grade 5 Steel
- Coating: Zinc Plated
- Coating Color: Clear
- NB: Product images are copyrighted artistic representations which may not reflect the product's exact appearance, proportions and/or relative dimensions.
Product Videos
Custom Field
Head Style Hex Washer Head
System of Measurement US Units
Coating Process Zinc Plated, Clear
Drive Style External Hex Drive
Category Flange Screws
Length 1"
Material Grade 5 Steel
Diameter/Pitch 5/16"-18
