- 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.
DIMENSIONAL ATTRIBUTES- Diameter (Nominal): 5/16"
- Thread Pitch: 9
- Diameter (Dimension): 0.3125"
- Length (Nominal): 6"
- Thread Length (Nominal): 3.5"
- Across Flats (Basic): 1/2"
- Head Height, Overall: 0.219"
- Shoulder Diameter: 5/16"
- Shoulder Diameter (Minimum): 0.298"
- Shoulder Diameter (Maximum): 0.324"
- Shoulder Length: 0.125"
PRODUCT ATTRIBUTES- 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
- Standards and Specifications: ASME B18.2.1 and SAE J429
Product UPC Code:
698435935716
- Drive Style:
- External Hex Drive
- Shoulder Length:
- 0.125"
- Shoulder Diameter (Maximum):
- 0.324"
- Shoulder Diameter (Minimum):
- 0.298"
- Shoulder Diameter:
- 5/16"
- Head Height, Overall:
- 0.219"
- Across Flats (Basic):
- 1/2"
- Thread Length (Nominal):
- 3.5"
- Length (Nominal):
- 6"
- Thread Pitch:
- 9
- Diameter (Dimension):
- 0.3125"
- Diameter (Nominal):
- 5/16"
- Standards and Specifications:
- ASME B18.2.1 and SAE J429
- Coating:
- Uncoated
- Material Grade:
- 18-8 Stainless Steel
- Material:
- Stainless Steel
- Thread Direction:
- Right-Hand Thread
- Head Style:
- Hex Head
- Brand:
- Aspen Fasteners
- System of Measurement:
- Inch
- Category:
- Lag Screws
- Order:
- Thread Cutting Fasteners
- Product Class:
- Externally Threaded Fasteners
- Shop by Material:
- Stainless Steel
- Shop by System of Measurement:
- Inch
- POS:
- ST068-5169X6-000500