When Failure
Isn't an Option

MS21245L8 Self-Locking Hex Nut

This rugged self-locking hex nut is built to handle the toughest conditions, with a 5/8-inch thread size and a compact design that measures just 13/32 inches in height and 59/64 inches across the flats. Made from high-strength materials compliant with military standards, it features a locking mechanism that keeps it secure even under heavy vibration or extreme temperatures. You'll find it commonly used in aircraft assemblies, engine mounts, and structural components where reliability is non-negotiable—preventing loosening that could compromise safety. It's a staple in the aerospace and defense sectors, but its durability also shines in high-performance automotive and marine applications. If you're working on a project that demands unyielding hold and peace of mind, this nut delivers every time. Drop us a line for a quote, and let's make sure your setup is locked in tight.

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MS21245L9 Self-Locking Hex Nut

Similar to its L8 counterpart but sized up slightly with a 35/64-inch thread, 3/8-inch height, and 55/64-inch width, this self-locking hex nut is engineered for precision and endurance. The built-in locking feature ensures it stays put through cycles of stress and movement, making it ideal for fastening bolts in landing gear, fuselage panels, or turbine housings. In the world of aviation and military hardware, it's trusted for its ability to maintain torque without backing off, which is crucial in environments with constant shifts in pressure and load. Beyond aerospace, it serves well in industrial machinery and heavy equipment where vibration is a constant challenge. We've seen it hold up in the most demanding setups—why not see how it fits your needs? Reach out for a personalized quote today.

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MS20605ML3W2 Blind Rivet

Here's a dependable blind rivet crafted from monel for superior corrosion resistance, with a flush head that sits smoothly against surfaces for a clean, aerodynamic finish. This particular model is lightweight yet tough, designed for one-sided installation where you can't access the back—perfect for riveting sheet metal in aircraft skins, panels, or internal structures. It's widely used in commercial aviation for quick, reliable joins that withstand shear and tension forces without failing. Defense contractors and even some marine builders rely on it for its strength in humid or salty conditions. If your assembly calls for a fastener that installs fast and lasts long, this one's a smart pick. Let's talk quotes and get you supplied pronto.

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NAS603-8B Pan Head Machine Screw

This pan head machine screw, with a 1/2-inch length and 10-32 thread, is a go-to for precise fastening in tight spaces. Made to exacting aerospace specs, it offers excellent grip and resistance to stripping, often used in electronics bays, instrument panels, or lightweight structural attachments on aircraft. Its rounded head provides a low-profile look while distributing load evenly, making it suitable for both shear and tension applications. In the aviation industry, it's essential for maintaining integrity in vibration-prone areas, and it crosses over nicely into defense electronics and precision machinery. We've supplied these for countless builds where every detail counts—interested in a quote to keep your project on track?

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MS24391T8L Machine Thread Plug

A solid machine thread plug like this one is all about sealing things up tight, with its titanium construction offering lightweight strength and top-notch corrosion resistance. It's typically threaded into hydraulic lines, fuel systems, or ports to prevent leaks and contamination, especially in high-pressure setups. You'll see it in action on military jets, helicopters, and commercial airliners where fluid integrity is critical to performance and safety. The defense sector loves it for rugged field use, and it also finds spots in automotive racing or oil and gas equipment. If leaks are your enemy, this plug is your ally—give us a shout for a quote and seal the deal.

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MS14155-6 Self-Aligning Washer

This self-aligning washer is a clever little component, designed to compensate for minor misalignments in bolted joints without sacrificing hold. With its spherical shape, it ensures even pressure distribution, making it perfect for control linkages, engine mounts, or suspension systems in aircraft. It helps reduce wear and fatigue in high-movement areas, which is why it's a favorite in aerospace for extending component life under stress. Military applications often include it in weapon systems or vehicles, and it translates well to industrial robotics or heavy machinery. For builds where alignment issues could spell trouble, this washer smooths things out. Ready for a quote? We're here to help.

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NAS6708U8 Close Tolerance Bolt

Built for precision, this hex head bolt in A286 stainless or similar high-strength alloy is engineered for close-tolerance fits, with an unplated finish for maximum grip. It's commonly bolted into airframes, wings, or landing gear where shear strength and fatigue resistance are key to handling flight loads. In commercial and military aviation, it provides the reliability needed for structural integrity over thousands of hours. Defense projects use it extensively, and it's adaptable to high-tech automotive or space applications too. When your assembly demands bolts that won't budge, this one's proven itself time and again. Let's get you a quote and bolt down your supply.

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MS14181H08004L Tension Bolt

This nickel alloy tension bolt with spline drive is a heavyweight in the fastener world, offering exceptional strength in a compact 0.25-inch grip length. It's tailored for high-load connections like engine attachments or structural beams, where it absorbs massive forces without yielding. Aerospace engineers turn to it for critical joints in jets and rotors, ensuring everything stays together under extreme G-forces. The military and space industries depend on its heat resistance and durability, making it ideal for propulsion systems or satellites. If your project involves high-stakes fastening, this bolt rises to the occasion. Contact us for a quote and strengthen your setup.

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MS21083N8 Low-Height Self-Locking Nut

Compact and reliable, this low-height self-locking nut fits into space-constrained areas with its hex shape and nylon insert for vibration-proof hold. It's frequently used in avionics, control panels, or tight engine compartments to secure bolts without adding bulk. In aviation, it prevents loosening in turbulent conditions, keeping systems operational. Defense and electronics sectors appreciate its lightweight design, and it works great in automotive or machinery too. For spots where every millimeter matters but security can't be compromised, this nut nails it. Eager for a quote? Let's lock it in for you.

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NAS77C5-018N Flanged Press-Fit Bushing

This flanged press-fit bushing, made from corrosion-resistant steel, provides a smooth, durable bearing surface with its 0.018-inch length. It's pressed into holes for pivots, hinges, or control rods, reducing friction and wear in moving parts. Commonly found in aircraft landing gear, flaps, or stabilizers, it ensures precise movement over time. Aerospace and military use it for its ability to handle loads in harsh environments, and it's useful in industrial automation as well. When smooth operation is essential, this bushing keeps things running without a hitch. Hit us up for a quote and press ahead with confidence.

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Advanced Machining

Multi-axis CNC capabilities for complex aerospace components. Our equipment and machinists handle challenging geometries in titanium, aluminum, stainless steel, and specialty alloys.

Quality Systems

AS9100D quality management with in-house inspection. CMM verification. Material testing. Complete FAI reports and Certificates of Conformance with every shipment.

ITAR Compliance

Both facilities registered with the State Department. Secure access controls. Encrypted data handling. U.S. citizens only in restricted areas.

Built for Defense. Machined for Precision.

Where Mission- Critical Meets Manufacturing Excellence

Partnership Beyond the Parts

Complex Parts. Tough Materials. No Excuses.

Defense to Commercial.
Prototype to Production.

Government & Defense

Defense Contractors

OEM & Industrial

Aerospace Sector

PTX Defense Products