Custom Bolts & Fasteners for the Transportation Industry

National Bolt & Nut provides a variety of bolts to the transportation industry. Given the long hours and wear and tear on fasteners used in railroad, tractor-trailers, and a variety of over-the-road vehicles, these parts are required to be high strength and certified for their durability.

• We offer complete Chemical, Physical and Letters of Compliance certification upon request. Our in-house Quality Control department, which is A2LA accredited provides material and heat lot traceability for every custom fastener NBN manufactures.
• National Bolt & Nut currently supplies the following fasteners to customers in the Transportation industry:
• 12 Point Bolts
• Heavy Hex Nuts - 2H/A194
• Hex Flange Bolts
• F436 Flat Washers
• Heavy Hex Cap Screws (including 10.9/Gr. 8)
• Grade 8 Lock Washers
• Flange Nuts
• Nylon Insert Lock Nuts