Product Description
- Tap bolts are fully threaded hex bolts.
- 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): 5/16"
- Thread Pitch: 18
- Diameter (Dimension): 0.3125"
- Length (Nominal): 4"
- Thread Length (Nominal): 4"
- Across Flats (Basic): 1/2"
- Head Height, Overall: 0.219"
- Product Class: Externally Threaded Fasteners
- Order: Machine Thread Fasteners
- Category: Tap Bolts
- System of Measurement: Inch
- Brand: Aspen Fasteners®
- Head Style: Hex Head
- Drive Style: External Hex Drive
- Thread Length: Full Thread
- Thread Direction: Right-Hand Thread
- Material: Steel
- Material Grade: Grade 8 Steel
- Coating: Zinc Plated
- Coating Color: Yellow
- Standards and Specifications: ASME B18.2.1 and SAE J429
Product Videos
Custom Field
Material Steel
System of Measurement Inch
Head Height, Overall 0.219"
Material Grade Grade 8 Steel
Length (Nominal) 4"
Diameter (Dimension) 0.3125"
Thread Length Full Thread
Drive Style External Hex Drive
Coating Zinc Plated
Thread Length (Nominal) 4"
Diameter (Nominal) 5/16"
Thread Pitch 18
Head Style Hex Head
Thread Direction Right-Hand Thread
Order Machine Thread Fasteners
Brand Aspen Fasteners(r)
Standards and Specifications ASME B18.2.1 and SAE J429
Coating Color Yellow
Category Tap Bolts
Product Class Externally Threaded Fasteners
Across Flats (Basic) 1/2"