Product Description
- Also known as a coach screws or heavy wood screws.
- Interchangeably referred to as lag screws or lag bolts.
- Used in heavy lumber applications, or in masonry when used with lag shields.
- Diameter (Nominal): 1/4"
- Thread Pitch: 10
- Diameter (Dimension): 0.25"
- Length (Nominal): 4"
- Thread Length (Nominal): 2.5"
- Across Flats (Basic): 7/16"
- Head Height, Overall: 0.172"
- Shoulder Diameter: 1/4"
- Shoulder Diameter (Minimum): 0.237"
- Shoulder Diameter (Maximum): 0.26"
- Shoulder Length: 0.094"
- Category: Lag Screws
- System of Measurement: Inch
- Brand: Aspen Fasteners
- Head Style: Hex Head
- Drive Style: External Hex Drive
- Thread Direction: Right-Hand Thread
- Material: Steel
- Material Grade: Low Carbon Steel
- Coating: Zinc Plated
- Coating Color: Clear
- Origin: Origin Undefined
- Standards and Specifications: ASME B18.2.1 and SAE J429
Product Videos
Custom Field
Across Flats (Basic) 7/16"
Brand Aspen Fasteners
Category Lag Screws
Coating Zinc Plated
Coating Color Clear
Diameter (Dimension) 0.25"
Diameter (Nominal) 1/4"
Drive Style External Hex Drive
Head Height, Overall 0.172"
Head Style Hex Head
Length (Nominal) 4"
Material Steel
Material Grade Low Carbon Steel
Order Thread Cutting Fasteners
Origin Origin Undefined
POS SC083-1410X4X25X716-000700,SC083-14X4-000800,SC083-14X4-000400
Product Class Externally Threaded Fasteners
Shoulder Diameter 1/4"
Shoulder Diameter (Maximum) 0.26"
Shoulder Diameter (Minimum) 0.237"
Shoulder Length 0.094"
Standards and Specifications ASME B18.2.1 and SAE J429
System of Measurement Inch
Thread Direction Right-Hand Thread
Thread Length (Nominal) 2.5"
Thread Pitch 10
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/SC083-1410X4X25X716
