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): 4-1/2"
- 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
Length (Nominal) 4-1/2"
Thread Pitch 20
Thread Length (Nominal) 0.75"
Diameter (Nominal) 1/4"
Category Machine Bolts
Drive Style External Hex Drive
Thread Direction Right-Hand Thread
Material Steel
Coating Color Clear
System of Measurement Inch
Order Machine Thread Fasteners
Head Style Hex Head
Product Class Externally Threaded Fasteners
Head Height, Overall 0.172"
Across Flats (Basic) 7/16"
Brand Aspen Fasteners(r)
Coating Hot Dip Galvanized
Diameter (Dimension) 0.25"
Standards and Specifications ASME B18.2.1 and SAE J429