L9 fasteners have the highest tensile strength of any fastening system on the market. Made in the USA and fabricated from high-grade alloy steel, L9 fasteners provide a minimum tensile strength of 180,000 psi. These high-performance fasteners are available with premium finishes for enhanced strength and corrosion resistance, including yellow chromium, zinc, and cadmium coatings. L9 bolts, L9 hex nuts, L9 washers, and other L9 fasteners are used in the world's most demanding and high-stress environments, including the automotive, aerospace, and construction industries. If you are confronted with problems like fastener head separation, loss of clamp load, cracked or split washers and nuts, stripped threads, or rust and corrosion, L9 fasteners may be your solution.
Order L9 Bolts, L9 Hex Nuts, L9 Hex Cap Screws & More
Click into any of the categories below to browse availability and add to your cart. Not sure if L9 fasteners are the best option for your application? Contact us to learn more, or submit a quick quote for pricing information. Receive free MTRs (Manufacture Test Reports) upon request. You can also view technical data on L9 fasteners from BBI.
L9 Bolts, L9 Washers, & Other L9 Fasteners at RC FastenersAt RC Fasteners, we distribute a wide selection of wholesale L9 fasteners. Our in-stock inventory includes L9 structural hex cap screws, hex nuts, collar locknuts, and washers in an extensive range of sizes. These high-tensile-strength fasteners are specially engineered to eliminate common challenges associated with standard fasteners. Advantages of L9 fasteners include:
- Thicker heads allow for better wrench contact and less slippage
- Radius under cap screw head adds strength
- Smooth washer bearing surfaces provide uniform load distribution
- Proper heat treatment protects against splitting and stripping
- Yellow dichromate zinc plating assists torquing and provides maximum corrosion resistance