100 Pcs 5/16"-18 Hex Heavy Nuts Silicon Bronze - Marine Grade Fasteners for Boat Building & Outdoor Construction

DIMENSIONAL ATTRIBUTES- Diameter (Nominal): 5/16"- Thread Pitch: 18- Diameter (Dimension): 0.3125"- Thread Length (Nominal): 0.297"- Across Flats (Basic): 9/16"- Across Flats (Minimum): 0.546"- Across Flats (Maximum): 0.562"- Height (Basic): 19/64"- Height (Minimum): 0.28"- Height (Maximum): 0.314"PRODUCT ATTRIBUTES- Category: Hex Heavy Nuts- System of Measurement: Inch- Brand: Aspen Fasteners- Drive Style: External Hex Drive- Thread Length: Full Thread- Thread Direction: Right-Hand Thread- Material: Silicon Bronze- Coating: Uncoated- Origin: Origin UndefinedNB: Product images are copyrighted artistic representations which may not reflect the product's exact appearance, proportions and/or relative dimensions.

Heavy hex nuts are thicker and have a larger across flats as compared to regular nuts.

Silicon Bronze non-magnetic, corrosion resistant, and has good thermal and electrical conductivity.

Offers superior corrosion resistant as compared to stainless steel and is stronger than brass.