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.
- 18-8 stainless steel is functionally interchangeable with type 304 stainless steel.
- Stainless steel significantly improves resistance to tarnishing or corrosion.
- Diameter (Nominal): 3/4"
- Thread Pitch: 4.5
- Diameter (Dimension): 0.75"
- Length (Nominal): 4"
- Thread Length (Nominal): 2.5"
- Across Flats (Basic): 1-1/8"
- Head Height, Overall: 0.5"
- Shoulder Diameter: 3/4"
- Shoulder Diameter (Minimum): 0.729"
- Shoulder Diameter (Maximum): 0.768"
- Shoulder Length: 0.375"
- 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: Stainless Steel
- Material Grade: 18-8 Stainless Steel
- Coating: Uncoated
- Origin: Origin Undefined
- Standards and Specifications: ASME B18.2.1 and SAE J429
Product Videos
Custom Field
Across Flats (Basic) 1-1/8"
Brand Aspen Fasteners
Category Lag Screws
Coating Uncoated
Diameter (Dimension) 0.75"
Diameter (Nominal) 3/4"
Drive Style External Hex Drive
Head Height, Overall 0.5"
Head Style Hex Head
Length (Nominal) 4"
Material Stainless Steel
Material Grade 18-8 Stainless Steel
Order Thread Cutting Fasteners
Origin Origin Undefined
POS ST068-34X4-000005,ST068-34X4-000008,ST068-3445X4X25X118-000050,ST068-34X4-000002
Product Class Externally Threaded Fasteners
Shoulder Diameter 3/4"
Shoulder Diameter (Maximum) 0.768"
Shoulder Diameter (Minimum) 0.729"
Shoulder Length 0.375"
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 4.5
cad_3d_viewer_url https||//3d.aspenfasteners.com/viewer/?cad_model=obj/ST068-34X4
