Product Description
- Machine bolts are most commonly used in construction applications.
- Machine bolts tolerances are typically less precise than those of cap screws.
- Unlike cap screws, does not have a washer face or a machined point.
- Diameter (Nominal): 1/4"
- Thread Pitch: 20
- Diameter (Dimension): 0.25"
- Length (Nominal): 3-1/2"
- Thread Length (Nominal): 0.75"
- Across Flats (Basic): 7/16"
- Head Height, Overall: 0.172"
- Product Class: Externally Threaded Fasteners
- Order: Machine Thread Fasteners
- Category: Machine Bolts
- System of Measurement: Inch
- Brand: Aspen Fasteners®
- Head Style: Hex Head
- Drive Style: External Hex Drive
- Thread Direction: Right-Hand Thread
- Material: Steel
- Coating: Hot Dip Galvanized
- Coating Color: Clear
- Standards and Specifications: ASME B18.2.1 and SAE J429
Product Videos
Custom Field
Material Steel
Diameter (Nominal) 1/4"
Across Flats (Basic) 7/16"
Head Style Hex Head
Standards and Specifications ASME B18.2.1 and SAE J429
Head Height, Overall 0.172"
Thread Pitch 20
Diameter (Dimension) 0.25"
Brand Aspen Fasteners(r)
System of Measurement Inch
Length (Nominal) 3-1/2"
Thread Length (Nominal) 0.75"
Order Machine Thread Fasteners
Drive Style External Hex Drive
Coating Color Clear
Thread Direction Right-Hand Thread
Product Class Externally Threaded Fasteners
Coating Hot Dip Galvanized
Category Machine Bolts