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): 1/4"
- Thread Pitch: 28
- Diameter (Dimension): 0.25"
- Length (Nominal): 1-1/2"
- Thread Length (Nominal): 1.5"
- Across Flats (Basic): 7/16"
- Head Height, Overall: 0.172"
- 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
Drive Style External Hex Drive
Head Height, Overall 0.172"
Length (Nominal) 1-1/2"
Thread Length (Nominal) 1.5"
Head Style Hex Head
Coating Color Yellow
Diameter (Nominal) 1/4"
System of Measurement Inch
Brand Aspen Fasteners(r)
Order Machine Thread Fasteners
Across Flats (Basic) 7/16"
Category Tap Bolts
Diameter (Dimension) 0.25"
Product Class Externally Threaded Fasteners
Standards and Specifications ASME B18.2.1 and SAE J429
Thread Direction Right-Hand Thread
Thread Length Full Thread
Material Steel
Coating Zinc Plated
Thread Pitch 28
Material Grade Grade 8 Steel